A focal point of in Denver’s skyline for over a century, inspired by a Venetian basilica.

This 19th century jail was mainly used to incarcerate the drunk and disorderly.

An eclectic collection of artifacts from the Wild West is preserved in a remote fictional pioneer town.

An antique narrow gauge railway line still running through the Colorado and New Mexico mountains.

The site of the "Bone Wars" between two rival paleontologists during the dinosaur rush of the 19th century.

This razorback ridgeline has doubled as a scenic drive since the early 1900s.

The scene of one of the darkest moments in American labor history has been left essentially untouched since the tragedy.

One woman's UFO-themed campground, complete with self-built energy vortexes, UFO-themed weddings, and magic bushes.

This super steep hike ascends 2,000 feet in less than a mile.

Hidden beneath a bridge, this waterfall is known for the large amounts of graffiti painted on its base.

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

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

The Midwestern United States' tribute to Michelangelo is a foam statue sprayed with gaudy gold paint.

The oldest operating Mississippi River–style steamboat still navigates the Ohio River.

This former tuberculosis research hospital endeavored to cure the dreaded disease with fresh air and positive attitudes.

An overlooked memorial honoring the local Washington residents who died in World War I.

Look closely and you’ll notice that the color changes a third of the way up the tower.

Those with a sharp eye can find the hidden image of a German Shepherd on the memorial's Mural Wall.

Decades before the scandal, this staircase on the river was a literal "water gate."

This imposing Masonic temple a mile from the White House was the first public library in Washington, D.C.

The site of the climactic scene from the classic horror film is now a historic landmark.

The United States Capitol's former columns still stand.

South Dakota's oldest operating brewery is housed inside a historic firehouse.

The third-oldest baseball stadium in the United States is in a league of its own.