A disquieting Aztec sculpture displays hundreds of stone skulls representing the victims of human sacrifice.

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

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

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

These markers are used to determine the ground stability of the Strip.

An enormous illuminated figure dances on the Las Vegas strip.

Thomas Jefferson's estate is home to hundreds of varieties of historic fruits and vegetables.

The dishes at this restaurant by The Sioux Chef celebrate indigenous heritage.

Equal parts record-breaking temple to consumerism and bizarre fun park, it's more than you think it is...

World's largest carved onyx figure stands as a tribute to enduring peace.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

The unbelievably opulent home built for an infamous newspaperman.

Where a railroad loops under or over itself to rise or drop more than 70 feet in a short distance.

Thousands of turbines whir at the origin of North American wind power.

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

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

The only thing still moving in this town is the eponymous hot spring.

A small section of Boise, Idaho maintains the unique culture and traditions of the Basque people.

A young botanist's horticultural vision realized through a lifetime of planting, tending, and collecting seeds.

A giant Troll lurks under one of Seattle's oldest bridges.

From a neon Rapunzel to a bike traffic meter to a street fair color scheme, the most opened drawbridge in the US is a veritable art gallery.

Now housed in a museum, this giant pink elephant stood in downtown Seattle for more than 60 years.

A museum dedicated to the history and exploration of both popular music and science fiction.

A wall of chewing gum moonlights as collective art.