This stone complex marks the urban center of a lost civilization.

A market for witches is hidden within a train station.

Melbourne's favorite bronze dog.

The magic's in the hole!

A heavenly experience, right here on Terra Firma.

A beautiful 62-acre Catholic shrine and botanical garden.

The seamy, underground secrets of Portland's criminal past.

Stepping away from the glitz of mobsters and casinos to learn about the other history of Vegas.

The neon signs from Las Vegas' past find their final resting place at this unusual graveyard.

The only surviving prototype of Buckminster Fuller's revolutionary car.

This Nevada lake holds its titular natural pyramid and, if the legends are true, a number of dangerous spirits.

Recovered from the brink of extinction, at home in the Financial District.

Russian history in San Francisco.

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

A Barbary Coast watering hole built into a Gold Rush shipwreck.

San Francisco's urban bison herd has persisted in the face of extinction, development, and disease.

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

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

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

Olfactory delights in San Francisco's Botanical Gardens.

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 ruins of New Zealand's largest classical-style church.

Did Inca children also slide down these smooth rocky slopes above Cusco?