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

Beneath the southern end of the Golden Gate Bridge is the “Gibraltar of the West Coast,” a fort built to protect the San Francisco Bay from naval attack.

A miniature view of the park, caught in time.

Eat a tasty meal in the house where John Steinbeck was born.

Once America’s most beautiful army base, this abandoned military fort on the coast of Monterey Bay has been left to the elements.

More than 700 species live within this murky marvel of a swamp on California's coast.

The stately birthplace of California's statehood.

This remarkably simple jail went over a century without an escape.

A tree grown from astronaut seeds which were exposed to cosmic rays.

Two rocks in a perpetual kiss and one of "the most romantic spot in America."

The oldest lighthouse on America's west coast no longer needs keepers, yet they maintain the site anyhow.

It should come as no surprise that the world's largest artichoke lies in the town that calls itself the "Artichoke Center of the World."

The longest burning light bulb in the world.

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

Longtime headquarters of controversial boys' club for the world's wealthiest and most powerful.

The Denver airport is guarded by a 32-foot-tall sculpture of a demonic horse.

The highest bridge in America was built for an almost unnervingly small amount of money.

This 19th century jail was mainly used to incarcerate the drunk and disorderly.

This sidewalk tribute honors Colorado's great culinary creation.

A focal point of in Denver’s skyline for over a century, inspired by a Venetian basilica.

This was once the home of Gahan's Saloon, Denver's most storied speakeasy.

A Buddhist retreat built on more than 100 acres of California Redwood forest.

In a small Japanese garden off a busy Denver street, a memorial to a brave, principled politician.

Overlooking the Colorado Convention Center is this giant sculpture made from thousands of triangles.