Bridges

Hanging over one of Japan's "hidden valleys," these vine bridges must be remade every three years.

Keshwa chaca, among the last handwoven Incan bridges, crosses Apurimac Canyon in Peru.

The celebrated eyesore created by starry-eyed sweethearts.

A dangling church built over a Colombian gorge.

Nova reconstruction of the bridge that baffled engineers for years.

A drawbridge named for a potentially intersex Polish national who fought alongside George Washington during the American Revolution, and an example of "Pulaski Red".

This bridge was constructed from the rubble of the infamous Bastille.

Known as the most dangerous bridge in the world, the Hussaini Hanging Bridge is only one of many precarious rope bridges in Northern Pakistan.

Home to the largest urban bat colony in North America, estimated at 1.5 million bats.

Resonating tubes make music from highway overpass.

Bridge that died in war and was resurected.

These "bridges" help confused bats cross the road.

An old trolley bridge was converted into a breathtaking garden bursting with colorful flowers.

Centuries-old bridges grown from tangled roots.

This bridge provides safe passage for squirrels.

One car at a time please.