A hamlet full of permanent Christmas spirit holds one of the earliest theme parks in the United States.

A castle built for love, and abandoned due to heartbreak.

An interesting look into 18th-century American history.

The final resting place of Harriet Tubman and other famous historical figures.

A reversed traffic signal that was once violently misinterpreted as a statement on British-Irish relations.

This historic Union Pacific Railroad depot is a stunning symbol of American post-Civil War progress.

This pond in Victoria Park is rumored to be bottomless, one of several legends that surround it.

Scores of vintage street lamps shine along L.A.’s Miracle Mile.

These delicate buggers are some of the rarest fossils that have bubbled up from the Tar Pits.

This "zoo" is a cross between a junkyard and a sculpture garden, featuring animals you won't see anywhere else.

Explore Zimbabwean art in the heart of Colorado.

A pair of gargoyles peer into unsuspecting passengers at Denver’s conspiracy-packed airport.

After being lost for nearly a century, this historic bell finally returned home after its mysterious theft.

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

Built in 1981 in collaboration with Andy Warhol, this giant piece of pop art stands on the campus of Colorado State University.

Antique automobiles, phonographs, organs, and farm equipment.

See 150 million-year-old dinosaur tracks and bones dating back to the Jurassic period.

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

The world's largest sticker ball weighs in at a mighty 231 pounds.

This grand stone tower was dedicated to a famed American humorist almost by coincidence.

The clock that sets them all.

The final resting place of American icon Buffalo Bill, and a museum that aids in telling his tale.

A downtown park built on top of unclaimed graves.

A multiversal transit station located right below a highway interchange.