The oldest operating pharmacy in the world features 800-year-old recipes.

Mile-long cave system near Great Smoky Mountains.

A snapshot of the city's fascinating voodoo culture.

America's first public mental health facility.

A sculpture made of 10 Cadillacs as a monument to the “Golden Age” of the American automobile.

Wedding chapel's mysterious spiral staircase said to be miraculously constructed.

Meet manatees face-to-face at this zoo for native species.

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

Notorious artist squat renovated into legal studios.

2300-year-old Roman road connecting the empire.

A Nesting Doll of Churches.

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

The seawater playground of gilded-era San Francisco burned to the ground in 1966.

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

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

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

An essential stop before plundering, BYO Cutlass.

The narrowest street in Canada was once a spot for dastardly doings, now a historic piece of Chinatown.

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

Statue of Lenin, from Cold War era Czechoslovakia, now in a neighborhood of Seattle.

A museum dedicated to the history and exploration of both popular music and science fiction.

A 100-year-old purveyor of curiosities, curios, and kitsch featuring mummies, shrunken heads, and a Fiji Mermaid.

Where Nor'easters go to die.

A Roman-style column in Oregon hides a spiral staircase inside.