Bring your own cardboard to the slippery slopes of concrete hidden in a neighborhood park.

Las Vegas's very own 40-foot-tall fire-spewing praying mantis.

“Live hard, ride fast, eat pizza” at this joint filled with Evel Knievel memorabilia.

Temporary Burning Man sculpture made of two 18-wheelers.

Originally built as a promotional giveaway, this suburban house was designed to be an IRL version of the Simpson home.

These banned cigarette vending machines now sell little pieces of pocket-sized art.

One of the world's tallest Ferris wheels takes visitors high above Las Vegas in a spinning party room.

Back in 1952, you could get a mushroom cloud chaser with your atomic cocktail.

This incredible collection of vintage pinball machines can be played at 25 cents a pop.

James Turrell's total color immersion art installation, hidden on the top floor of a luxury handbag shop.

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

The magic's in the hole!

A beautiful 62-acre Catholic shrine and botanical garden.

An emporium for the weird, creepy, rare, and just plain gross.

These old stone ruins in the Oregon wilderness were once bathrooms and are steeped in legends of murder.

Mexico City's residents are being watched by this state surveillance headquarters, designed by architects with a flair for intimidation.

These haunting ruins of a 700-year-old Prehispanic city have witnessed centuries of wars and massacres.

66,000 pieces of art, donated by one of the world's richest men.

A jaw-dropping "megalibrary" that turns book-browsing into a geometric adventure.

Frida Kahlo's childhood home, now a museum of her life and works.

An island filled with hundreds of hanging, decomposing, decapitated dolls.

The last of its kind in the country.

Though the original building has been demolished, these massive bronze doors were saved.

A cult following celebrates the legend that belies this curious podiatrists' office sign which has worked its way into song, literature, animation, and the visual arts.