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

One of the most unusual geological features, recognizable from a dozen hit movies.

An optical illusion found amid a logged redwood forest.

This old mining town, deep in the California desert, has a year-round population of one.

Ten 25-foot-tall, beehive-shaped kilns, abandoned in Death Valley.

A brothel nestled amongst ghost towns, with an abandoned plane wreck to greet you.

This central Nevada cave is the spiritual home of ancient and enigmatic pictographs.

The most magnificent bottle house in a town strangely full of them.

A land of debatable treasure.

Odd outsider art installations surround a Gold Rush-era ghost town.

This massive redwood tree has a hole in the base big enough to drive through.

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

A collision of human error and natural geothermal pressure created this rainbow-colored geologic wonder.

Smooth basaltic rocks tell a tale of ancient glacial waterfalls.

One of the last free public hot springs is decorated with hippie art.

Hidden in the back of a disused small town hotel is a dive bar shellacked with over a million pennies.

A Mysterious Masonic tomb in San Luis Obispo.

A hotel and restaurant serving as the mecca of kitsch.

Machinery left over from California's once thriving mercury industry now attracts artists and explorers.

This ultra-modern California span is actually a titanic solar clock in disguise built by famed architect Santiago Calatrava.

A deserted hodgepodge of experimental structures designed by nearby university students.

The Wonder Road aka Doobie Lane, a mile-long strip of dirt road filled with folk art.

A unique solar-powered pottery studio and gallery in the desert.

This once bustling boomtown hotel is now the hottest spot in Nevada for ghost hunters.