Sofia's legislative center is continuously reinventing itself.

A Bulgarian monument to Russia's role in World War II is constantly being painted in pop culture protest.

A striking symbol of the Bulgarian capital.

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

This expansive bridge in the Canadian wilderness was originally just built for friends.

Surprisingly delicious Asian-style hot dogs.

The oldest lawn bowling club in the United States.

Only hotel where you can legally launder money.

A man-made island in scenic San Francisco Bay.

This turn of the century masterpiece has a mysterious goaty interloper.

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

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

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

A collection of 20th-century automata, penny arcade games, and musical contraptions.

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

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

A walk-in working camera obscura produces 360-degree live images of the San Francisco coast.

A winding path built in secret on the edge of the continent.

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

A huge musical instrument played by the ocean.

The once highest point in China blends symbolic design with a kick of adrenaline.

A colorful architectural gem in Seattle’s uniquely modern Central Library.

A wall of chewing gum moonlights as collective art.

Big gun installations, built over a massive cemetery, now abandoned & hidden in trees.