Dodge prohibitionists and slide through the telephone booth in Crif Dogs.

Built in 1870 at the bridge that connected Buda and Pest, this spectacular incline railway was almost lost forever during World War II.

The most confusing clock in New York.

Love, knishes, and best wishes from this legendary Lower East Side bakery.

This mosaic dedicated to John Lennon was tended for years by a Beatles super-fan.

Elevated freight railway turned wildly successful urban park.

Where the alchemists dream of transmuting base metal into gold was actually achieved.

An "anarchical" no man's land, complete with garbage sculptures and a hobo-run "Landfillian Library."

Special tunnels built so that frogs won't be killed when crossing the highway.

Seven ceramic sculptures are scattered around this California college campus.

The largest drain hole in the world.

A "gravitational anomaly" located in the redwood forests just outside of Santa Cruz, California.

A peculiar mansion built by the troubled heir to the Winchester Rifle Company fortune.

Berlin's old airport.

This former coal gasification plant found a curious second life as a popular public park.

A beautiful final resting place for some of the noteworthy deceased.

A giant Troll lurks under one of Seattle's oldest bridges.

The miraculous hydrant that saved the Mission District in 1906.

Visible below the waves are memorials to the city's Gold Rush dead.

A modern mechanical planetary system, part of a 10,000 year clock.

A shop full of natural curiosities, carnivorous plants, and costumed taxidermied mice.

Staircase winds down the side of Telegraph Hill through gardens, wild parrots flying overhead.

Inside an old airplane hangar, friends and strangers alike play on a massive trampoline.

An artsy hidden staircase leads to breathtaking views of San Francisco.