An artsy hidden staircase leads to breathtaking views of San Francisco.

This one-block alleyway is stuffed with street art that is colorful, cultural, and intensely political.

The giant pair of sexy legs sticking out the window of this costume store have become its main draw.

The last remaining relic of San Francisco's glittering 1915 Panama Pacific Exposition.

Air Force Academy Chapel made of 100 identical tetrahedrons works to inspire those of all religions.

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

At the tallest peak in Colorado, an electrifying mix of thin air, lightning, and rivalry.

The highest paved road in North America winds its way up Mount Blue Sky in Colorado to an altitude of 14,130 feet above sea level.

See six states, pickled freaks, rocks, and antiques.

The highest bridge in America was built for an almost unnervingly small amount of money.

Once a mortuary that held the remains of Buffalo Bill, this Denver hotspot is now a death-fixated restaurant.

The ancient dwellings of the Puebloans, located in the cliffs of majestic mesas.

This tiny old water tower once doubled as a makeshift jail.

The grandson of a Kiowa chief created what has become the iconic symbol of a city on the Plains.

Lone survivor from Custer's Last Stand forever preserved.

The world’s largest combined collection of U.S. and Russian aircraft got its start in a poultry building.

The first home of the doomed aviatrix Amelia Earhart.

A rainbow-colored house promotes LGBTQ rights across the street from the Westboro Baptist Church.

A mysterious and terrifying public art goblin seemingly meant to inspire local legend.

Self-built house and sculpture park where the creator can still be seen in a glass coffin.

Home to Hollywood history and a very special salt crystal.