Despite time, colonization, and the brutal New Mexican heat, these Pueblo ruins still stand.

These Pre-Columbian petroglyphs contain representations of birds, deer, hunters, and even some early Native flute players.

A sprawling collection of over 106,000 toys from around the world.

This southwest-styled home in Santa Fe claims to be the oldest house in America thanks to an ancient bit of foundation.

Home to the "Circus" trees created by Axel Erlandson.

Nuclear waste dump site now an environmental sanctuary.

This abandoned boat was left in place thanks to its rotting beauty.

Rodin's famous depiction of Dante's 'Inferno', amidst a sculpture garden of many of his other works.

Discover for yourself what Herb Caen referred to as "the best kept secret in the Bay Area."

The key to turning shifting dunes into the green oasis of Golden Gate Park.

Relics of the 1894 Midwinter Exposition continue to delight visitors today.

Art in the form of a winding, man made crack in stone.

Golden Gate Park's historic collection of plants.

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.

An essential stop before plundering, BYO Cutlass.

Get lost in this haunting fairytale art walk through a man-made eucalyptus grove.

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

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

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

Not merely a museum – but a whirring powerhouse that offers a subterranean peek into the heart and soul of cable car operations.

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.

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