Infrastructure

Contractors in this Oregon town have been stamping their names in sidewalks since 1908.

The illuminating collection of L.A. street lights is run by the city and only opens one day per month.

If drivers cross the rumble strip on this stretch of Route 66 at just the right speed it plays "America the Beautiful."

A derelict bit of infrastructure from the canal that once ran through D.C. is landlocked in the heart of the city.

Color-coded signs direct drivers on a network of routes designed to avoid Pittsburgh traffic.

Illegal drag racing two stories beneath Chicago’s streets.

Locals call it the "Give Peas a Chance" bridge because of its distinct graffiti.

This oddly placed 15th-century church is one of only six bridge chapels left in England.

One of the shortest streets in York has an especially odd name.

The 5.5-mile ring of steel posts around the Capitol Building is one of the largest (and most uniform) of its kind in the world.

This abandoned oil depot produces world's longest echo in a manmade structure.

The 20-mile causeway that separates the Netherlands from the sea.

The first park built over a freeway is a brutalist masterwork.