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Wilkes Street Tunnel [03]
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Wilkes Street Tunnel [06]
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Wilkes Street Tunnel [07]
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Wilkes Street Tunnel [01]
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Wilkes Street Tunnel [02]
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Wilkes Street Tunnel [05]
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Pennsylvania Route 581 [01]
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Pennsylvania Route 581 [02]
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Wilkes Street Tunnel [04]
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Water pressure gauge on a fire standpipe system [02]
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Water pressure gauge on a fire standpipe system [03]
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Water pressure gauge on a fire standpipe system [01]
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Sign about car relocation in snow
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Scion xB at Wayne Avenue parking garage [01]
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Scion xB at Wayne Avenue parking garage [02]
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Scion xB at Wayne Avenue parking garage [04]
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Scion xB at Wayne Avenue parking garage [03]
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View from Loudoun Gateway parking garage
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Willis Tower from West Jackson Boulevard and South Franklin Street [05]
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Willis Tower from West Jackson Boulevard and South Franklin Street [03]
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Willis Tower from West Jackson Boulevard and South Franklin Street [02]
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Willis Tower from West Jackson Boulevard and South Franklin Street [04]
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Willis Tower from West Jackson Boulevard and South Franklin Street [01]
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Fuel-efficient vehicle parking at Ashburn station
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Sign for Davis Theater [02]
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Elevator lobby at Dulles Airport parking garage
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Sign for Davis Theater [01]
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Abandoned parking garage in Gary, Indiana [02]
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Abandoned parking garage in Gary, Indiana [01]
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Trains on the platform at Ashburn
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Vestibule at Ashburn station parking garage
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Ashburn station, viewed from the parking garage
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T. Howard Duckett Dam [01]
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Pipeline across Meander Creek Reservoir [09]
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T. Howard Duckett Dam [03]
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Pipeline across Meander Creek Reservoir [06]
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Pipeline across Meander Creek Reservoir [04]
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Pipeline across Meander Creek Reservoir [03]
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Pipeline across Meander Creek Reservoir [07]
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Pipeline across Meander Creek Reservoir [01]
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T. Howard Duckett Dam [02]
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Pipeline across Meander Creek Reservoir [02]
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T. Howard Duckett Dam [04]
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Pipeline across Meander Creek Reservoir [05]
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Concrete planters beneath the Brown Line tracks
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Pipeline across Meander Creek Reservoir [08]
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Graffiti on "L" train support
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End of exit ramp to Montgomery Village Avenue
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South River in Waynesboro
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T. Howard Duckett Dam [05]
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Montgomery Village Avenue interchange on Interstate 270 [02]
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Montgomery Village Avenue interchange on Interstate 270 [01]
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Mahoning Avenue near Austintown
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Mahoning Avenue at Meander Creek Reservoir [01]
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Mahoning Avenue at Meander Creek Reservoir [02]
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Mother of God School [01]
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Mother of God School [02]
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Parking lot beneath the CTA tracks