-
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] (1406 visits) D Route pocket track on the Washington Metro system, showing the interlockings and the signal. This ...")
-
Greenbelt interlocking
-
College Park interlocking [01]
![College Park interlocking [01]](../../i/upload/2024/07/15/20240715141119-0c23af03-cu_s9999x250.jpg "College Park interlocking [01] (973 visits) Interlocking south of the College Park-University of Maryland station, on the Green Line of the Wash...")
-
College Park interlocking [02]
![College Park interlocking [02]](../../i/upload/2024/07/15/20240715141123-5fa6adc8-cu_s9999x250.jpg "College Park interlocking [02] (1686 visits) Interlocking south of the College Park-University of Maryland station, on the Green Line of the Wash...")
-
East Falls Church interlocking
-
Largo interlocking
-
Vienna interlocking
-
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] (1556 visits) D Route pocket track on the Washington Metro system, showing the interlockings and the signal. This ...")
-
Silver Spring pocket track
-
Largo Town Center interlocking
-
Eisenhower Avenue interlocking
-
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 (927 visits) Door mode switch on Acela Express trains. The switch is set in the "open" position.
Ben ...")
-
Light switch at Lorton Reformatory
-
Scott's House [45]
![Scott's House [45]](../../i/upload/2024/07/18/20240718213401-f4c41845-cu_s9999x250.jpg "Scott's House [45] (867 visits) “Scott’s House” is an abandoned two-story wood-framed house in a wooded area near Elkridge, Ma...")
-
Edwards fire alarm pull station
-
White's Ferry alarm switch
-
Interlocking signal at Sheppard-Yonge
-
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] (838 visits) Simplex fire alarm pull station at 2 Pidgeon Hill Drive in Sterling, Virginia.
Ben Schumin is a pro...")
-
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] (816 visits) Simplex fire alarm pull station at 2 Pidgeon Hill Drive in Sterling, Virginia.
Ben Schumin is a pro...")
-
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] (1472 visits) Light switch in the penthouse at Hotel 24 South, formerly the Stonewall Jackson Hotel, in downtown S...")
-
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] (1510 visits) Light switch in the penthouse at Hotel 24 South, formerly the Stonewall Jackson Hotel, in downtown S...")
-
Wheelock Safepath Remote Microphone Station
-
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] (1367 visits) Track for the Buckingham Branch railroad in downtown Staunton, Virginia, on the bridge that carries ...")
-
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] (1393 visits) Track for the Buckingham Branch railroad in downtown Staunton, Virginia, just east of the bridge tha...")
-
"Don't turn on this heater"
-
Interlocking outside of Ashburn station
-
Manual track switch
-
Light switch at Shaffer's Barbecue
-
Tower 18 interlocking [01]
![Tower 18 interlocking [01]](../../i/upload/2024/11/15/20241115185613-f02c209c-cu_s9999x250.jpg "Tower 18 interlocking [01] (103 visits) Tower 18 interlocking, a three-quarter union at the northwestern corner of the Loop in the downtown ...")
-
Tower 18 interlocking [02]
![Tower 18 interlocking [02]](../../i/upload/2024/11/15/20241115185621-7128aab3-cu_s9999x250.jpg "Tower 18 interlocking [02] (59 visits) Tower 18 interlocking, a three-quarter union at the northwestern corner of the Loop in the downtown ...")
-
Tower 18 interlocking [03]
![Tower 18 interlocking [03]](../../i/upload/2024/11/15/20241115185626-e65cbb45-cu_s9999x250.jpg "Tower 18 interlocking [03] (77 visits) Tower 18 interlocking, a three-quarter union at the northwestern corner of the Loop in the downtown ...")
-
Tower 18 interlocking [04]
![Tower 18 interlocking [04]](../../i/upload/2024/11/15/20241115185634-5eee462c-cu_s9999x250.jpg "Tower 18 interlocking [04] (80 visits) Tower 18 interlocking, a three-quarter union at the northwestern corner of the Loop in the downtown ...")
-
Tower 18 interlocking [05]
![Tower 18 interlocking [05]](../../i/upload/2024/11/15/20241115185641-68b75281-cu_s9999x250.jpg "Tower 18 interlocking [05] (66 visits) Tower 18 interlocking, a three-quarter union at the northwestern corner of the Loop in the downtown ...")
-
Tower 18 interlocking [06]
![Tower 18 interlocking [06]](../../i/upload/2024/11/15/20241115185651-90db4034-cu_s9999x250.jpg "Tower 18 interlocking [06] (78 visits) Tower 18 interlocking, a three-quarter union at the northwestern corner of the Loop in the downtown ...")
-
Tower 18 interlocking [07]
![Tower 18 interlocking [07]](../../i/upload/2024/11/15/20241115185705-7174effa-cu_s9999x250.jpg "Tower 18 interlocking [07] (79 visits) Tower 18 interlocking, a three-quarter union at the northwestern corner of the Loop in the downtown ...")
-
Tower 18 interlocking [08]
![Tower 18 interlocking [08]](../../i/upload/2024/11/15/20241115185721-0b59ccae-cu_s9999x250.jpg "Tower 18 interlocking [08] (80 visits) Tower 18 interlocking, a three-quarter union at the northwestern corner of the Loop in the downtown ...")
-
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] (39 visits) Car operating panel in an elevator at Sherman Garden Apartments, a cooperative housing community in ...")