Carnivorous plants, medieval aphrodisiacs, and the largest original wood structure glass conservatory in the western hemisphere.

The giant pair of sexy legs sticking out the window of this costume store have become its main draw.

Gold Rush-era tombstones line the park's paths.

The last remaining relic of San Francisco's glittering 1915 Panama Pacific Exposition.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

A psychedelic labyrinth on the San Francisco bay.

San Francisco's newly reopened hands-on science museum.

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

This concrete tangle of square pipes has stood as a proud thorn in the city's side since the '70s.

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

A still functioning vaudeville carousel that has operated for over a century boasts a colorful menagerie and past.

San Francisco's oldest surviving monument and meeting place for 1906 survivors.

The second building of its name to occupy this location might be the finest flatiron building in San Francisco.

Half of a house.

On the Spree bank, discover one of the last reminders of a symbolic wall that divided, and was torn down by the people.

This fantastical waterfall is hidden in a cave located in a cracked cliff.

Giant eggs, walls of bread, and nightmare surreality mark the largest collection of works by Salvador Dalí.

Stunning Roman aqueduct used for 1900 years and still standing.

The oldest steel ship in Iceland has been beached for years and is now a rusting ruin.

This eye-popping Icelandic crater lake is surrounded by red volcanic rock.

A huge Megalithic chamber tomb located behind a cafe.

This monument to one of the largest science fiction games of all time bears the names of hundreds of thousands of players.

Staves, storm-calling, and of course, necropants.

An abandoned NSA listening post on Berlin's "Devil's Mountain."