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

An expansive book store, art gallery, and curio shop with wares ranging from tarot cards to novelty socks.

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

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.

A visionary, futuristic sculpture in Los Angeles that never met its extraterrestrial potential.

Dozens of feral felines rule a segment of Hollywood's only graveyard.

The final resting place of a space program monolith.

Every equinox this Maya pyramid puts on a spooky ancient light show.

A mysterious pillar in an ancient burial chamber is said to predict how long you have to live.

An elaborate Mayan city shrouded in alien conspiracy revealed the tomb of Pacal the Great.

The former house of an anthropologist couple displays Lacandón Maya artifacts in a homey atmosphere.

The masses at this church incorporate enough moonshine and animal sacrifice that they are no longer recognizably Catholic.

This beautifully deceptive waterfall is something far different from what it appears to be.

This amazing collection includes rare stamps from around the world, including fluorescent ones.

The stoutest tree in the world.

These sacred Mesoamerican ruins feature peculiar petroglyphs hidden in the stones.

The unique collection often goes unnoticed by visitors focused only on the archaeological objects.

The only castle in North America to ever house European sovereigns.

This incredible college library is a visual masterpiece of mosaic art. It also looks kind of like a giant boombox.

A museum in the former home of Marxist revolutionary Leon Trotsky.

The Mexican painter Diego Rivera created this unusual museum to display his collection of pre-Hispanic artifacts.

At a museum of everyday objects, it is the act of collecting that is really on display.

Visiting this cacophonous collection of vintage novelties is like stepping into the mind of a crazed toymaker.

An airy Art Deco space devoted to the weird and wonderful folk art traditions of Mexico.