A self-built castle made by a mysterious man.

A mysterious "wedding cake" castle in the middle of the urban desert.

Founded by members of the Tohono O’odham Nation, this one-room joint's James Beard–winning fry bread is light as a cloud.

This public square capitalized on a single Eagles reference to bring some life back to an Arizona town.

The story of Two Guns, Arizona could easily be described as a Shakespearian tragedy on Route 66.

When life gave this firefighter a forest fire, he made a rough-hewn sculpture park using a chainsaw.

Thousands of pieces of art have been carved into the rock at the site of an ancient volcanic eruption.

The most powerful laboratory radiation source in the world pulses with 1,000 times the electricity of a lightning bolt.

The first and only American institution dedicated to the enduring value of comedy in the United States.

Home to the Amorphophallus titanum "Corpse Flower," which is among the largest flowers in the world and also smells powerfully of rotting flesh when in bloom.

Explore some of the most unique vehicles in history along with a cast of unsettling mannequins.

A downtown park built on top of unclaimed graves.

The Denver airport is guarded by a 32-foot-tall sculpture of a demonic horse.

The spot in the Mile-High City that's exactly 5,280 feet above sea level (at least for now).

Wall to wall taxidermy at Denver's oldest and most exotic steakhouse.

A collection of over 15,000 zines works to preserve DIY publishing culture.

America's largest viking stands in a Minnesota city that believes it was visited by the ancient nords.

The high point on the 16th president's eponymous roadway is marked by a massive version of his head.