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Escalators at Dupont Circle station, Q Street entrance
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Hampton Roads Bridge-Tunnel, westbound tube
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Dupont Circle north entrance [02]
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Dupont Circle north entrance [01]
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Hampton Roads Bridge-Tunnel, westbound [03]
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Hampton Roads Bridge-Tunnel, westbound [02]
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Sign for Exit 268
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Hampton Roads Bridge-Tunnel, westbound [01]
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Hampton Roads Bridge-Tunnel, westbound [05]
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Hampton Roads Bridge-Tunnel, westbound [04]
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Tunnel portal north of West Hyattsville station
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K Street under Washington Circle
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Dupont Circle Q Street entrance
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Tunnel beneath railroad tracks
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Railroad tracks at Harpers Ferry Amtrak station [01]
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Railroad tracks at Harpers Ferry Amtrak station [02]
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Railroad tracks at Harpers Ferry Amtrak station [03]
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Railroad tracks at Harpers Ferry Amtrak station [04]
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Railroad tracks at Harpers Ferry Amtrak station [05]
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Winchester and Potomac Railroad Bridge [01]
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Winchester and Potomac Railroad Bridge [02]
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Winchester and Potomac Railroad Bridge [03]
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Winchester and Potomac Railroad Bridge [04]
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Marker graffiti in Harpers Ferry train station tunnel [01]
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Marker graffiti in Harpers Ferry train station tunnel [02]
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Freight train on CSX Cumberland Subdivision track
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Harpers Ferry tunnel portal
Pedestrian walkway on CSX Cumberland Subdivision bridge
Intersection of Shenandoah and Potomac Streets in Harpers Ferry
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Blue Ridge Tunnel [15]
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Blue Ridge Tunnel [14]
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Blue Ridge Tunnel [16]
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Hampton Roads Bridge-Tunnel, westbound [01]
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Hampton Roads Bridge-Tunnel, westbound [02]