© Tower Bridge over Thames River against cloudy sky in city at dusk

© Low angle view of buildings against Manhattan bridge during sunset

© Cars parked on road amidst buildings against Manhattan bridge during sunset

© High angle view of Golden Gate Bridge over San Francisco Bay against cloudy sky during sunset

© Brooklyn Bridge over East River against modern buildings

© Low angle view of Manhattan Bridge over East River against clear sky in city

© Low angle view of Manhattan bridge against sky in city

© Brooklyn Bridge over East River against modern cityscape during sunny day

© Vehicles moving on Golden Gate Bridge against clear sky during sunny day

© Golden Gate Bridge over San Francisco Bay against cloudy sky during sunny day

© Golden Gate Bridge over San Francisco Bay against mountain during foggy weather

© Golden Gate Bridge over San Francisco Bay against sky during sunny day

© East river by modern buildings against cloudy sky in city

© Low angle view of Brooklyn Bridge over East River against modern buildings in city

© Golden Gate Bridge over San Francisco Bay against clear sky during sunny day

© Low angle view of Golden Gate Bridge against clear sky during sunny day

© Low angle view of Manhattan Bridge over East River against sky in city

© View of Golden Gate Bridge over sea against sky during foggy weather

© Golden gate bridge over San Francisco Bay against sky

© Walkway at Pont Jacques Cartie bridge

© Low angle view of American flag on Brooklyn bridge against clear sky

© High angle view of illuminated bridge by city against clear sky at night

© Brooklyn Bridge over East River against sky in city at dusk

© High angle view of Golden gate Bridge over sea during sunset

© High angle view of Golden gate Bridge over sea against cloudy sky