This unique sanctuary invites you to interact with the beautiful birds.

This futuristic bridge is one of the longest self-anchored pedestrian bridges in the world.

The largest drain hole in the world.

A unique market that brings together various goods and cultures.

The Laureates here get something even more coveted than a Nobel Prize: free parking for life.

The century-old bell and clock tower at UC Berkeley is the third-tallest in the world, and has fossils.

This subtle Berkeley paving stone actually marks off a lawless tube of air that extends into space.

The oldest Naval chapel in the United States is home to an incredible collection of Tiffany stained-glass windows.

The former Naval shipyard is open for exploring - mostly.

The perfect spot for a picnic, right next to a giant ballistic missile.

Founded in 1873 to support the needs of the gold mines flourishing nearby, this is the last water-powered foundry in the United States.

Visit a remnant California's Gold Rush, which locals claim is haunted by spirits from the past.

Deep vertical fissures like miniature slot canyons cut across the cemented volcanic rock of Black Point above Mono Lake.

This trench, some 2,300 feet long, is only the most prominent relic of a largely forgotten episode of placer mining on the east slope of the Sierra Nevada.

This large chunk of dark rock is a relic from an ancient volcanic eruption.

Eons old volcanic activity created one of the most stunning rock formations in the United States.

A cosmic pit stop just beyond the notorious Area 51.

A bizarre example of collective behavior resulted in thousands of shoe prints in Vegas parking lots.

The largest recovered section of Titanic sits in a hotel in Las Vegas.

An exotic wildlife habitat right off The Strip.

An overlooked monument to the celebrity gangster who helped put the sin in Sin City.

These banned cigarette vending machines now sell little pieces of pocket-sized art.

A giant open-air sculpture made of over 200 full-sized boats.

Brightly colored 30-foot-tall totems light up the desert sky just outside Las Vegas.