You don't have to be a diplomat to visit the so-called Camp David of the West.

Don't bother sending any mail to this ghost town.

An off-grid art installation that encourages its visitors to imagine a world without waste.

The mall's looks were inspired by the cowboy extras who used to meet up—and cause real trouble—at this Hollywood hub.

A few iconic structures are all that remain of America’s first outdoor shopping mall.

A museum dedicated to restoring vintage aircraft, located at a working airport.

This centerpiece of the Hollywood & Highland shopping center is a recreation of a long-lost movie set.

The decor of this Hollywood movie palace just barely predated the opening of King Tut's tomb.

The blinking light atop the iconic landmark has been sending secret messages for decades.

At this deceptively beautiful beach, nothing is what it seems.

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

A macabre tour of Hollywood’s deadly history.

This quirky UFO-shaped curiosity is often mistaken for the airport’s control tower.

This little gem of Spanish Colonial architecture has been abandoned since the 1950s.

A rare surviving example of a pre-WWII Japanese garden, restored after years of neglect.

The space-age building is home to one of the few remaining rotating restaurants in America, and the only one that inspired a 1980s sitcom.

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

An L.A. traffic island where the faces of locals have been carved into massive granite eggs.

A second generation sun-powered marvel lights up the night.

These four islands right offshore have waterfalls, colorful lights, fancy buildings, and a secret purpose.

Hopeless romantics will swoon over the sweet story behind this bright and colorful home.

A UFO scrapyard in the California desert.

The awe-inspiring ship from the golden era of cruising has an incomparable history and a reputation as one of the world’s most haunted places.

A long-vacant Scottish Rite temple in Hollywood has been converted into an art museum filled with Masonic relics.