Mexico's astounding mummy museum with "the world's smallest mummy."

In this historic region, homes and churches are carved into ancient volcanic rock formations.

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

In Florence's great Duomo, a 26 foot fresco honors a mercenary famous for attacking Florence.

The world's most important buildings shrunk to a tiny size.

A 125-meter long "tribute to the Brazilian people."

A shape-shifting buy-sell-trade bookstore, born to Beatnik Era spirit.

Dive bar built out of the remains of a whaling ship.

A man-made island in scenic San Francisco Bay.

Guns that have been defending San Francisco since 1904.

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

A monument to the love people have for their pets.

A huge musical instrument played by the ocean.

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

San Francisco’s century-old Christmas Tree.

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

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

Since 1973, this block has been home to the most concentrated collection of murals in San Francisco.

One of few lasting examples of the brief octagon craze that developed into folly.

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

The land is home to swimming ponies and a legendary 18th-century treasure.

The home, museum, and death site of Kodak's influential founder.

A collection of the best toys ever made, The National Toy Hall of Fame is filled with kids, fun, and for some reason, a bird preserve.

The snowbirds here are circus sideshow performers.