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Camera on tripod at the Grandview Overlook
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View of Pittsburgh from Grandview Overlook [10]
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View of Pittsburgh from Grandview Overlook [09]
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View of Pittsburgh from Grandview Overlook [07]
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View of Pittsburgh from Grandview Overlook [08]
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View of Pittsburgh from Grandview Overlook [06]
Intersection of Shenandoah and Potomac Streets in Harpers Ferry
Pedestrian walkway on CSX Cumberland Subdivision bridge
Grounds of the James River Visitor Center [03]
Harry Flood Byrd Memorial Bridge [06]
Harry Flood Byrd Memorial Bridge [07]
Grounds of the James River Visitor Center [02]
Grounds of the James River Visitor Center [01]
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Canal Walk in Shockoe Bottom, facing west
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Telephone manhole cover in downtown Staunton, Virginia
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Inside the Manayunk Bridge [04]
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Inside the Manayunk Bridge [05]
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Inside the Manayunk Bridge [02]
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Inside the Manayunk Bridge [01]
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Inside the Manayunk Bridge [03]
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Manayunk Bridge [07]
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Manayunk Bridge [06]
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Manayunk Bridge Trail [03]
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Manayunk Bridge [04]
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Manayunk Bridge [03]
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Manayunk Bridge [05]
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Interstate 76 sign on Green Lane Bridge
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Kittatinny Mountain Tunnel [02]
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Kittatinny Mountain Tunnel [01]
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Bridge over US 30 in Breezewood
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"Darth Vader" railroad signals
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Fort McHenry Tunnel, Bore 2
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Tuscarora Mountain Tunnel western portal
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Metro and CSX tracks in Northeast DC
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South River in Waynesboro
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East campus steam plant [01]
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Stairs on Gathright Dam
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Road over Gathright Dam [02]
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Pedestrian bridge to Belle Isle [02]
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Bridge over Canal in Richmond, Virginia
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Tower Bridge with draw span open
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Tower Bridge from River Thames
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Key Bridge, viewed from the river [03]
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Key Bridge, viewed from the river [04]
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Stand-up paddleboarding on the Potomac River
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Key Bridge, viewed from the river [01]
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Key Bridge, viewed from the river [02]
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Sandy Point State Park [65]
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Sandy Point State Park [66]
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Northgate Shopping Center [02]
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Water tower at 30 East Wacker Place
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Rusted water tower [02]
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Rusted water tower [03]
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Rusted water tower [01]
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Rust on steel beams over Walnut Street
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Payphone at New Market rest area [02]
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Payphone at New Market rest area [01]
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Triborough Bridge
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Harlem River Yard Power Station
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Thomas J. Hatem Memorial Bridge
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East campus steam plant [02]
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Utility construction at Staunton Mall [02]
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Utility construction at Staunton Mall [01]
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Removing stairs on the Glenmont water tower
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Whitehurst Freeway
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Georgetown from Key Bridge
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Storm drain cover at Greenbelt station
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Reconstruction of Connecticut Avenue under Dupont Circle
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Metro D Route pocket track [02]
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Short section of track in cages
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Largo interlocking
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Tunnel portal outside Addison Road station
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Partially completed bridge pier
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Tracks descending into a tunnel
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East Falls Church interlocking
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Vienna interlocking
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Reconstruction of Route 608 [02]
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Reconstruction of Route 608 [01]
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Harry Flood Byrd Bridge [01]
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Harry Flood Byrd Bridge [02]