A walk-in working camera obscura produces 360-degree live images of the San Francisco coast.

A picture-perfect town, perfect for blowing up.

A burnt orange monolithic dome structure perched on a hillside near Interstate 280.

Aqueducts have dramatically changed this old lake, now home to tufa towers and its very own species of tiny brine shrimp.

Under the right circumstances, this waterfall in Yosemite briefly turns a luminescent fiery orange.

Once thought to be the oldest living tree in the world, Methuselah was germinated before the Egyptian pyramids were built.

A Saint Nicholas-themed ghost town in the Mojave desert.

The neon signs from Las Vegas' past find their final resting place at this unusual graveyard.

The rocks in this arid basin leave trails of movement behind them.

This impressive tunnel was dug entirely by hand over the course of 36 years.

"Only the devil could play golf here."

A hotel and restaurant serving as the mecca of kitsch.

Coastal dunes, site of buried Egyptian movie set and former utopian colony.

This historic tower in the California desert promises visitors a "vortex of good vibes".

A former utopian healing center created by a huckster and built by derelicts.

Factory that once supported an entire company town of 350.

The location of the last stand of Charles Manson's doomsday cult.

A museum dedicated to a sea that should have never been.

World's largest collection devoted to one fruit.

360-degree virtual reality chamber physically immerses scientists into their data.

Nationwide network of co-ownership underground catastrophe shelters.

Abandoned hotel with adjacent lake and golf course.

Rusty industrial city full of oxidized distillation towers.

Exotic feline breeding compound and conservation center.