Known as the "Forgotten City" it was home to industry, riots, artists, squatters, and to one of the largest single disaster fires in New York City.

Thousands of turbines whir at at the origin of North American wind power.

A herd of 150 bison live on California's Santa Catalina Island and are at the heart of an ongoing debate between environmental protection and economic expansion.

Originally the home of chewing gum mogul William Wrigely Jr, it is now the official offices of the Tournament of Roses.

This dormant volcanic crater has been converted from a roiling pit of magma to a pleasant hiking spot.

Bits and pieces from the ill-fated Donner Party's winter cabins.

Golden Gate Park's historic collection of plants.

An abandoned Jazz Age dream home and con man's hideout in Death Valley.

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

The lowest point in North America is home to an undrinkable pool surrounded by fields of geometric salt flats.

The ghost town that ended up on Ebay.

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

Hollywood's most famous landmark, the "temporary" sign that has stood for decades longer than intended.

A roaring, awe-inspiring double cascade of icy water flows through woodland Oregon like something out of a Tolkien novel.

A once grand hotel is being retaken by the wilderness it once capitalized on.

Bill Murray bowled three straight strikes here at Reno's "Taj Mahal of Tenpins."

Back in the day everyone who was anyone played this historic western theater.

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

These once-beautiful historic graveyards are set against the barren Virginia City hills.

The sun acts as a key that only fits this giant keyhole twice a year.

The world's only museum devoted to the wonders of fluorescence.

Two thousand artifacts from around the world collected by one woman who loved to travel.

Two stone columns flank the grand Venice square, but there were supposed to be three.

A slightly creepy gallery of plaster cast models in the same museum as Michelangelo's David.