A well-preserved Ancestral Puebloan ruin tucked beneath a desert cliff.

For over 30 years the walls of this Harlem schoolyard have been a gallery of street art by "Kings and better."

A tribute to Ponce de Leon's supposed quest for eternal youth.

This concert pavilion on the shore of the Great Salt Lake has been destroyed by fire, water, and disinterest but keeps coming back.

The final resting place of a space program monolith.

This abandoned Navy base was transformed into an off-grid alternative living community for thousands of people.

A 90-year-old underground water reservoir offers a more industrial kind of tranquility.

Witnessing the might of this dessert-colored desert waterfall is a rare, powerful treat.

Experience a quartz crystal sound bath inside a storied, all-wood sound-chamber.

Bad farming practices caused this unnatural natural wonder.

This rare example of a "tidefall" is a spectacular drop from the cliffs down onto the beach.

A multi-storied adobe complex has been inhabited for more than a thousand years.

An abandoned vacation home spent a decade taking on legends. It's now taking on water.

These aggressively sustainable art homes look like something out of 1970's science fiction.

Explore 10 acres of environmental sculptures.

This narrow canyon has been carved by the river over thousands of years into spectacular and curious forms.

This charming colonial alleyway is one of the oldest continuously used residential streets in the U.S.

The now-abandoned tunnels were built for the transcontinental railroad on the route where the first wagon train entered California.

A luxurious 1880s hotel with its fair share of Tiffany stained glass, Edison electricity, and of course, ghosts.

This glamorous old building is said to have inspired the Tower of Terror.

Dyed by iron oxide over centuries, these sandstone rocks rise thousands of feet into the sky.

This grand mansion has starred in everything from Bones to Buffy.

Stripes of flowers bloom each spring in a 50 acre rainbow of color.

The last remaining relic of San Francisco's glittering 1915 Panama Pacific Exposition.