One of the most elaborate displays of Jellyfish is on display at the aquarium.

A creepy sculpture of a decapitated head invites viewers to see St. Louis through its empty eyes.

This vintage theme park is peak Christmas kitsch—and it's open all summer.

The first American department store, and home to the largest operating musical instrument in the world.

The sounds of the world's largest fully functioning pipe organ dazzle shoppers at a Philadelphia Macy's.

This elaborate towering structure was once famed for its revolutionary height.

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

The South's nickname was supposedly born at a former bank in New Orleans' French Quarter.

This macabre shop, filled with art, oddities, and taxidermy is hidden in the heart of the French Quarter.

On the edge of grassland in northeastern Colorado, these rock formations are some of the few remnants of a high plain that has eroded away over millions of years.

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

In a dry, neglected cemetery lies the unassuming grave of a soldier vilified in life but celebrated in death.

The oldest operating cemetery in Denver is the eternal home of some of the Centennial State's most famous residents.

While comics are the main attraction at this megastore, the second floor plays host to an exhibit fit for a museum.

A Rocky Mountain city provides a happy ending for a pinto pony and his Brobdingnagian red chair.

A mural and a few historical markers commemorate Denver's once-thriving Chinatown, which was obliterated in a racist riot.

The huge collection of paintings of the American West is one of Denver's best-kept secrets.

Overlooking the Colorado Convention Center is this giant sculpture made from thousands of triangles.

One of the oldest art supply stores in the United States.

Paranormal experiences in this hotel's room 217 led Stephen King to write "The Shining."

This underfoot portrait is the work of a disgruntled painter inspired by a tragic poem.

The burial grounds of a secret society includes fences topped with fake Tesla balls.

This deserted Gold Rush town is home to a Masonic lodge that, strangely enough, still holds meetings.

Toss a Frisbee through the ruins of this Colorado gold mining town.