An art installation memorializing a tram stop, which became a tram stop.

A nearly 25-foot concrete sculpture of Sylvette, Picasso's muse.

A bridge that has seen many reiterations over its lifetime.

This hotel was once home to a steamliner company and became the final rest stop for Europeans heading to the New World.

Old ships and machinery fill a historic harbor in the city that's home to Europe's largest port.

These slanted cubic abodes are a creative if odd solution to a zoning pickle.

Home to an apple tree that can produce 25 different varieties of fruit.

The southernmost outpost of the Russian Empire in colonial America.

A small metropolis of Pueblo cave dwellings have been carved right into the hillside of this national monument.

An immersive environment that is part haunted house, part choose-your-own-adventure, and part jungle gym.

The oldest continuously occupied public building in the United States.

This giant pocket watch is the third iteration of a local landmark that has been standing just off the Santa Fe Plaza for over 100 years.

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

One of the oldest used bookstores in the U.S. has been selling antiquarian treasures since 1825.

A Roman-inspired temple once controlled half of San Francisco's waters.

340 bicycles, 65 feet high.

From the Difference Engine to the Cray-1, all under one roof.

A sudden forest of traditional Papua New Guinean art works is hidden in a corner of Stanford University.

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

Prone to disastrous fires, the city of San Francisco has the Guardian, a fireboat gifted by residents, to watch over them from the bay.

Tiki luxury on Nob Hill.

One of the oldest producers of hand-folded fortune cookies still uses its original secret recipe.

Nestled in the heart of San Francisco’s bustling Financial District stands a unique homage to the Mayan and Beaux Arts.

Faceless white figures loom over the city from the rooftop.