Transportation

Its collection includes a broad array of social, geographic, graphic design, and political history.

This bike path traverses the treetops.

This underground transport hub doubles as an art gallery.

A retired subway car stands alone in a field in the middle of Queens.

This Mexico City subway station will make you feel like you've been transported to the London Underground.

This charming, narrow-gauge railway in the Thames Estuary is sometimes referred to as the "Train to Nowhere."

The busy transport hub is home to the tallest airport slide in the world.

The ruins of Vancouver's abandoned heritage railway.

The world's largest bicycle shelter can hold more than 12,500 two-wheelers.

Local legend says Isaac Newton built this footbridge without any screws, bolts, or nails.

A tiny replica of the iconic London landmark hides on the side of the steel structure.

The highest pedestrian bridge in Singapore looks like a series of undulating waves rising between two public parks.

The forgotten remnants of a land-to-sea cable car that was once unique in the world.

A section of a historic wooden trestle viaduct is preserved next to the railway line it once carried.

The remnants of an early automobile route across shifting sand dunes can still be found in the deserts of Southern California.

Ride the rails on a train harkening back to a 19th-century marvel.

The restored ferry is now a dockside museum and a unique bed and breakfast.

One of the few working locomotive roundhouses in the United States.