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Metro D Route pocket track [01]
![Metro D Route pocket track [01]](../../i/upload/2024/07/14/20240714235123-98bd274e-cu_s9999x250.jpg "Metro D Route pocket track [01] (2192 visits) D Route pocket track on the Washington Metro system, showing the interlockings and the signal. This ...")
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Greenbelt interlocking
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College Park interlocking [01]
![College Park interlocking [01]](../../i/upload/2024/07/15/20240715141119-0c23af03-cu_s9999x250.jpg "College Park interlocking [01] (1714 visits) Interlocking south of the College Park-University of Maryland station, on the Green Line of the Wash...")
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College Park interlocking [02]
![College Park interlocking [02]](../../i/upload/2024/07/15/20240715141123-5fa6adc8-cu_s9999x250.jpg "College Park interlocking [02] (2450 visits) Interlocking south of the College Park-University of Maryland station, on the Green Line of the Wash...")
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East Falls Church interlocking
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Largo interlocking
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Vienna interlocking
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Metro D Route pocket track [02]
![Metro D Route pocket track [02]](../../i/upload/2024/07/15/20240715141423-2fe25243-cu_s9999x250.jpg "Metro D Route pocket track [02] (2409 visits) D Route pocket track on the Washington Metro system, showing the interlockings and the signal. This ...")
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Silver Spring pocket track
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Largo Town Center interlocking
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Eisenhower Avenue interlocking
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Acela Express door mode switch
![Acela Express door mode switch](../../i/upload/2024/07/16/20240716231527-66913270-cu_s9999x250.jpg "Acela Express door mode switch (2395 visits) Door mode switch on Acela Express trains. The switch is set in the "open" position.
Ben ...")
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Light switch at Lorton Reformatory
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Scott's House [45]
![Scott's House [45]](../../i/upload/2024/07/18/20240718213401-f4c41845-cu_s9999x250.jpg "Scott's House [45] (1275 visits) “Scott’s House” is an abandoned two-story wood-framed house in a wooded area near Elkridge, Ma...")
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Edwards fire alarm pull station
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Vintage US&S railroad signals [03]
![Vintage US&S railroad signals [03]](../../i/upload/2024/07/18/20240718223835-1625ddb4-cu_s9999x250.jpg "Vintage US&S railroad signals [03] (1658 visits) Vintage Union Switch & Signal (US&S) railroad signals at the western end of a 5,842-foot sid...")
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Vintage US&S railroad signals [04]
![Vintage US&S railroad signals [04]](../../i/upload/2024/07/18/20240718223839-4821537e-cu_s9999x250.jpg "Vintage US&S railroad signals [04] (8628 visits) Vintage Union Switch & Signal (US&S) railroad signals at the western end of a 5,842-foot sid...")
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Vintage US&S railroad signals [02]
![Vintage US&S railroad signals [02]](../../i/upload/2024/07/18/20240718223842-e375c6d4-cu_s9999x250.jpg "Vintage US&S railroad signals [02] (2068 visits) Vintage Union Switch & Signal (US&S) railroad signals at the western end of a 5,842-foot sid...")
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Vintage US&S railroad signals [01]
![Vintage US&S railroad signals [01]](../../i/upload/2024/07/18/20240718223858-ee74216e-cu_s9999x250.jpg "Vintage US&S railroad signals [01] (2063 visits) Vintage Union Switch & Signal (US&S) railroad signals at the western end of a 5,842-foot sid...")
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White's Ferry alarm switch
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Interlocking signal at Sheppard-Yonge
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Electrical shutdown switch at JCPenney [01]
![Electrical shutdown switch at JCPenney [01]](../../i/upload/2024/07/19/20240719114937-bfcbd899-cu_s9999x250.jpg "Electrical shutdown switch at JCPenney [01] (1330 visits) Break-glass switch by Automatic Switch Company (ASCO) to shut down the main electrical service at th...")
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Electrical shutdown switch at JCPenney [02]
![Electrical shutdown switch at JCPenney [02]](../../i/upload/2024/07/19/20240719115019-6b351692-cu_s9999x250.jpg "Electrical shutdown switch at JCPenney [02] (1417 visits) Break-glass switch by Automatic Switch Company (ASCO) to shut down the main electrical service at th...")
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Fire alarm pull station at 2 Pidgeon Hill Drive [01]
![Fire alarm pull station at 2 Pidgeon Hill Drive [01]](../../i/upload/2024/07/19/20240719155328-cc5e1d45-cu_s9999x250.jpg "Fire alarm pull station at 2 Pidgeon Hill Drive [01] (1280 visits) Simplex fire alarm pull station at 2 Pidgeon Hill Drive in Sterling, Virginia.
Ben Schumin is a pro...")
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Fire alarm pull station at 2 Pidgeon Hill Drive [02]
![Fire alarm pull station at 2 Pidgeon Hill Drive [02]](../../i/upload/2024/07/19/20240719155333-d3596d21-cu_s9999x250.jpg "Fire alarm pull station at 2 Pidgeon Hill Drive [02] (1281 visits) Simplex fire alarm pull station at 2 Pidgeon Hill Drive in Sterling, Virginia.
Ben Schumin is a pro...")
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Penthouse at Hotel 24 South [19]
![Penthouse at Hotel 24 South [19]](../../i/upload/2024/07/19/20240719160651-5a2c03b8-cu_s9999x250.jpg "Penthouse at Hotel 24 South [19] (2162 visits) Light switch in the penthouse at Hotel 24 South, formerly the Stonewall Jackson Hotel, in downtown S...")
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Penthouse at Hotel 24 South [20]
![Penthouse at Hotel 24 South [20]](../../i/upload/2024/07/19/20240719160656-b9845a2e-cu_s9999x250.jpg "Penthouse at Hotel 24 South [20] (2211 visits) Light switch in the penthouse at Hotel 24 South, formerly the Stonewall Jackson Hotel, in downtown S...")
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Vintage US&S railroad signals [06]
![Vintage US&S railroad signals [06]](../../i/upload/2024/07/19/20240719160833-ce5d8ee2-cu_s9999x250.jpg "Vintage US&S railroad signals [06] (2930 visits) Vintage Union Switch & Signal (US&S) railroad signals at the western end of a 5,842-foot sid...")
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Vintage US&S railroad signals [05]
![Vintage US&S railroad signals [05]](../../i/upload/2024/07/19/20240719160844-8e4042ee-cu_s9999x250.jpg "Vintage US&S railroad signals [05] (2850 visits) Vintage Union Switch & Signal (US&S) railroad signals at the western end of a 5,842-foot sid...")
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Wheelock Safepath Remote Microphone Station
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Buckingham Branch track in downtown Staunton [01]
![Buckingham Branch track in downtown Staunton [01]](../../i/upload/2024/07/19/20240719164202-0ee0831d-cu_s9999x250.jpg "Buckingham Branch track in downtown Staunton [01] (2752 visits) Track for the Buckingham Branch railroad in downtown Staunton, Virginia, on the bridge that carries ...")
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Buckingham Branch track in downtown Staunton [02]
![Buckingham Branch track in downtown Staunton [02]](../../i/upload/2024/07/19/20240719164207-8c61d1c6-cu_s9999x250.jpg "Buckingham Branch track in downtown Staunton [02] (2802 visits) Track for the Buckingham Branch railroad in downtown Staunton, Virginia, just east of the bridge tha...")
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Vintage US&S railroad signals [07]
![Vintage US&S railroad signals [07]](../../i/upload/2024/07/19/20240719164643-b95a5ccd-cu_s9999x250.jpg "Vintage US&S railroad signals [07] (2718 visits) Vintage Union Switch & Signal (US&S) railroad signals at the western end of a 5,842-foot siding, nea...")
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Vintage US&S railroad signals [08]
![Vintage US&S railroad signals [08]](../../i/upload/2024/07/19/20240719164647-d570e1ea-cu_s9999x250.jpg "Vintage US&S railroad signals [08] (2750 visits) Vintage Union Switch & Signal (US&S) railroad signals at the western end of a 5,842-foot siding, nea...")
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Vintage US&S railroad signals [09]
![Vintage US&S railroad signals [09]](../../i/upload/2024/07/19/20240719164652-3c573652-cu_s9999x250.jpg "Vintage US&S railroad signals [09] (2700 visits) Vintage Union Switch & Signal (US&S) railroad signals at the western end of a 5,842-foot siding, nea...")
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Norfolk Southern track through Stuarts Draft, Virginia [01]
![Norfolk Southern track through Stuarts Draft, Virginia [01]](../../i/upload/2024/07/19/20240719164656-1aefd966-cu_s9999x250.jpg "Norfolk Southern track through Stuarts Draft, Virginia [01] (2738 visits) Track operated by Norfolk Southern Railroad through Stuarts Draft, Virginia, near the grade crossing...")
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Norfolk Southern track through Stuarts Draft, Virginia [02]
![Norfolk Southern track through Stuarts Draft, Virginia [02]](../../i/upload/2024/07/19/20240719164700-b7a394ba-cu_s9999x250.jpg "Norfolk Southern track through Stuarts Draft, Virginia [02] (2737 visits) Track operated by Norfolk Southern Railroad through Stuarts Draft, Virginia, near the grade crossing...")
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Norfolk Southern track through Stuarts Draft, Virginia [03]
![Norfolk Southern track through Stuarts Draft, Virginia [03]](../../i/upload/2024/07/19/20240719164704-7987325d-cu_s9999x250.jpg "Norfolk Southern track through Stuarts Draft, Virginia [03] (2756 visits) Track operated by Norfolk Southern Railroad through Stuarts Draft, Virginia, near the grade crossing...")
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Norfolk Southern track through Stuarts Draft, Virginia [04]
![Norfolk Southern track through Stuarts Draft, Virginia [04]](../../i/upload/2024/07/19/20240719164707-62584732-cu_s9999x250.jpg "Norfolk Southern track through Stuarts Draft, Virginia [04] (2881 visits) Track operated by Norfolk Southern Railroad through Stuarts Draft, Virginia, near the grade crossing...")
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Switch at west end of siding in Stuarts Draft, Virginia
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"Don't turn on this heater"
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Interlocking outside of Ashburn station
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Union Switch & Signal builder's plate
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Railroad signal with button copy [04]
![Railroad signal with button copy [04]](../../i/upload/2024/07/19/20240719185436-f8f74cd1-cu_s9999x250.jpg "Railroad signal with button copy [04] (1975 visits) Railroad signal with button copy on the crossbuck, at the location where the Western Maryland Scenic...")
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Railroad signal with button copy [03]
![Railroad signal with button copy [03]](../../i/upload/2024/07/19/20240719185440-7f931a68-cu_s9999x250.jpg "Railroad signal with button copy [03] (1877 visits) Railroad signal with button copy on the crossbuck, at the location where the Western Maryland Scenic...")
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Railroad signal with button copy [02]
![Railroad signal with button copy [02]](../../i/upload/2024/07/19/20240719185443-ce11ccbe-cu_s9999x250.jpg "Railroad signal with button copy [02] (1856 visits) Railroad signal with button copy on the crossbuck, at the location where the Western Maryland Scenic...")
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Railroad signal with button copy [01]
![Railroad signal with button copy [01]](../../i/upload/2024/07/19/20240719185446-395e984b-cu_s9999x250.jpg "Railroad signal with button copy [01] (1936 visits) Railroad signal with button copy on the crossbuck, at the location where the Western Maryland Scenic...")
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Power outlets at Fair Oaks Mall [01]
![Power outlets at Fair Oaks Mall [01]](../../i/upload/2024/07/20/20240720020138-9b2b307a-cu_s9999x250.jpg "Power outlets at Fair Oaks Mall [01] (11196 visits) Power outlets on the side of a planter box at Fair Oaks Mall in Fairfax County, Virginia.
More at T...")
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Power outlets at Fair Oaks Mall [02]
![Power outlets at Fair Oaks Mall [02]](../../i/upload/2024/07/20/20240720020241-f71be86d-cu_s9999x250.jpg "Power outlets at Fair Oaks Mall [02] (1264 visits) Power outlets on the side of a planter box at Fair Oaks Mall in Fairfax County, Virginia.
More at T...")
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Manual track switch
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Covered red switch at Michaels
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Cord secured behind wall plate
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The Source vending machine at Toronto Pearson International Airport
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Light switch at Shaffer's Barbecue
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Tower 18 interlocking [01]
![Tower 18 interlocking [01]](../../i/upload/2024/11/15/20241115185613-f02c209c-cu_s9999x250.jpg "Tower 18 interlocking [01] (8542 visits) Tower 18 interlocking, a three-quarter union at the northwestern corner of the Loop in the downtown ...")
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Tower 18 interlocking [02]
![Tower 18 interlocking [02]](../../i/upload/2024/11/15/20241115185621-7128aab3-cu_s9999x250.jpg "Tower 18 interlocking [02] (821 visits) Tower 18 interlocking, a three-quarter union at the northwestern corner of the Loop in the downtown ...")
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Tower 18 interlocking [03]
![Tower 18 interlocking [03]](../../i/upload/2024/11/15/20241115185626-e65cbb45-cu_s9999x250.jpg "Tower 18 interlocking [03] (2126 visits) Tower 18 interlocking, a three-quarter union at the northwestern corner of the Loop in the downtown ...")
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Tower 18 interlocking [04]
![Tower 18 interlocking [04]](../../i/upload/2024/11/15/20241115185634-5eee462c-cu_s9999x250.jpg "Tower 18 interlocking [04] (2134 visits) Tower 18 interlocking, a three-quarter union at the northwestern corner of the Loop in the downtown ...")
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Tower 18 interlocking [05]
![Tower 18 interlocking [05]](../../i/upload/2024/11/15/20241115185641-68b75281-cu_s9999x250.jpg "Tower 18 interlocking [05] (2134 visits) Tower 18 interlocking, a three-quarter union at the northwestern corner of the Loop in the downtown ...")
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Tower 18 interlocking [06]
![Tower 18 interlocking [06]](../../i/upload/2024/11/15/20241115185651-90db4034-cu_s9999x250.jpg "Tower 18 interlocking [06] (2104 visits) Tower 18 interlocking, a three-quarter union at the northwestern corner of the Loop in the downtown ...")
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Tower 18 interlocking [07]
![Tower 18 interlocking [07]](../../i/upload/2024/11/15/20241115185705-7174effa-cu_s9999x250.jpg "Tower 18 interlocking [07] (2090 visits) Tower 18 interlocking, a three-quarter union at the northwestern corner of the Loop in the downtown ...")
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Tower 18 interlocking [08]
![Tower 18 interlocking [08]](../../i/upload/2024/11/15/20241115185721-0b59ccae-cu_s9999x250.jpg "Tower 18 interlocking [08] (2137 visits) Tower 18 interlocking, a three-quarter union at the northwestern corner of the Loop in the downtown ...")
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Elevator at Sherman Garden Apartments [02]
![Elevator at Sherman Garden Apartments [02]](../../i/upload/2024/11/16/20241116012112-9677f67e-cu_s9999x250.jpg "Elevator at Sherman Garden Apartments [02] (692 visits) Car operating panel in an elevator at Sherman Garden Apartments, a cooperative housing community in ...")
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Energy saving reminder on light switch plate [01]
![Energy saving reminder on light switch plate [01]](../../i/upload/2024/12/30/20241230200008-04c48459-cu_s9999x250.jpg "Energy saving reminder on light switch plate [01] (651 visits) Decal on a light switch plate reminding building occupants to turn off lights when not in use in ord...")
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Energy saving reminder on light switch plate [02]
![Energy saving reminder on light switch plate [02]](../../i/upload/2024/12/30/20241230200013-eef7389d-cu_s9999x250.jpg "Energy saving reminder on light switch plate [02] (625 visits) Decal on a light switch plate reminding building occupants to turn off lights when not in use in ord...")
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Energy saving reminder on light switch plate [03]
![Energy saving reminder on light switch plate [03]](../../i/upload/2024/12/30/20241230200018-bcf75d2e-cu_s9999x250.jpg "Energy saving reminder on light switch plate [03] (640 visits) Decal on a light switch plate reminding building occupants to turn off lights when not in use in ord...")
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Fleet of the Future Expo [23]
![Fleet of the Future Expo [23]](../../i/upload/2025/01/04/20250104012953-975361a0-cu_s9999x250.jpg "Fleet of the Future Expo [23] (638 visits) Left-side PA microphone in the operator's cab on a soft mockup of a pair of 8000-Series railcars, at...")
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Fleet of the Future Expo [27]
![Fleet of the Future Expo [27]](../../i/upload/2025/01/04/20250104013031-496930bf-cu_s9999x250.jpg "Fleet of the Future Expo [27] (674 visits) Master controller on a soft mockup of a pair of 8000-Series railcars, at Metro's Fleet of the Future...")
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Fleet of the Future Expo [28]
![Fleet of the Future Expo [28]](../../i/upload/2025/01/04/20250104013041-7e356fe1-cu_s9999x250.jpg "Fleet of the Future Expo [28] (674 visits) Master controller on a soft mockup of a pair of 8000-Series railcars, at Metro's Fleet of the Future...")
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AT&T Long Lines Cashtown site [20]
![AT&T Long Lines Cashtown site [20]](../../i/upload/2025/02/05/20250205002828-20fe292b-cu_s9999x250.jpg "AT&T Long Lines Cashtown site [20] (270 visits) Former AT&T Long Lines tower site in Cashtown, Pennsylvania. The site is now owned by American ...")
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AT&T Long Lines Cashtown site [21]
![AT&T Long Lines Cashtown site [21]](../../i/upload/2025/02/05/20250205002831-542375bc-cu_s9999x250.jpg "AT&T Long Lines Cashtown site [21] (268 visits) Former AT&T Long Lines tower site in Cashtown, Pennsylvania. The site is now owned by American ...")