A volcanic tunnel illuminated by natural skylights offers a shaded respite from the desert sun.

Like a kitschy mirage in the Mojave, this eatery serves up classic 50s-style diner meals and a dinosaur sculpture garden.

A house carved into a rock in the 1940s.

Along a California highway is a kind of Jurassic Park made of metal.

A UFO scrapyard in the California desert.

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

After starting as a whimsical tourist attraction that eventually found its way to ruin, these renovated canals offer a lush and exotic locale on the Pacific Coast.

This midcentury LA bar was the birthplace of tiki culture.

Chewing gum tycoon's memorial lies perched over wife's botanical gardens on Santa Catalina Island.

Named after a bandit and the star of several Hollywood prehistoric landscapes, these sandstone formations are a historical part of the Los Angeles natural landscape.

This quirky roadside attraction dives into the many theories surrounding North America's most infamous hairy cryptid.

World-famous, Pink's still manages to keep its prized cult fetish status.

Giant, natural amphitheaters made of delicate geological formations called "hoodoos."

A Swedenborgian glass church surrounded by redwoods sits perched atop a massive landslide area.

A modern day curiosity cabinet.

The "world's biggest dinosaur" once housed a creationist museum in its abdomen.

Costumed elves and mountain bikers co-exist peacefully at this abandoned Christmas-themed adventure park.

This symbolic piece of New Orleans architecture is also home to a few ghastly stories.

One part local history, 99 parts gruesome haunted house.

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

Each year these high desert hills are absolutely covered with poppy flowers in a surreal show of nature.

Paranormal experiences in this hotel's room 217 led Stephen King to write "The Shining."

This 4,000-foot-diameter hole is touted as "the most well known, best preserved meteorite crater on Earth."

A beautiful geyser under environmental threat.