This former tuberculosis research hospital endeavored to cure the dreaded disease with fresh air and positive attitudes.

Crooked windswept pines give this old forest an enchanted and magical look.

A massive hydrovolcanic explosion left a half-mile wide crater in Death Valley.

The first life claimed by this record-breaking peak wasn't lost to exposure or a fall but rather lightning.

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

The highest dunes in California are the most likely place in the area to hear the Singing Sands.

The hundreds of movies and television shows shot in this high desert town are commemorated in a unique museum.

An optical illusion found amid a logged redwood forest.

One of the most scenic stretches of road in America winds between some of the country's oldest trees.

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

A working cattle ranch with remarkably well-preserved prehistoric petroglyphs and ancient ruins.

For those going through a life transition, a place to leave behind a piece of your former self.

See massive fossils that are over 200 million years old in northeastern Arizona.

A quirky collection of figurines backdropped by city views is hidden next to a popular restaurant in the Hollywood hills.

This “living museum” at UCLA exhibits thousands of plant species from all over the world.

Home to secret Eastern Bloc spy equipment and the largest stretch of the original Berlin Wall outside of Germany.

The illuminated falls are a gem in North Cascades National Park.

Magical-looking cottages that inspired one of the most famous animated films ever.

This crumbling Death Valley mining complex was known for its use of giant, 20-mule team wagons.

Get up close to emus and ostriches, or buy their tasty meat.

The ruins of the castle that chemicals built.

This medieval castle overlooking the Elzbach river looks just like it did hundreds of years ago.

This futuristic German spa allows visitors to float in a pool of salt water while zoning out to underwater techno.

During prohibition, corrupt city officials ran drinking dens under the streets of Downtown Los Angeles.