This 19th-century ranch is being transformed into a residential library with thousands of books about the natural world.

This open-air reconstruction of an Old West town, a cross between a theme park and a museum, provides an immersive historical experience.

A museum dedicated to the mysterious cryptid.

This modern castle sat empty for decades before a fire inspired its builders to complete its luxury halls.

Moonbows over Kentucky.

Beautiful waterfalls grace a canyon visibly torn by a violent tornado.

At a mile long, the Fort Madison Bridge is the largest double-decker swing-span bridge in the world.

While there are no actual snakes in the history of this crooked road, there may be a number of dead horses.

You might want to bring a rain jacket to this travertine triple waterfall.

In the middle of a busy airport, a statue honoring the astronaut who told Houston that Apollo 13 had a problem.

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

Strange red rock formations that have been attributed to a higher power for hundreds of years.

It's easy to forget what century it is as you wander this rustic homestead.

Between a bike path and the South Platte River sits a piece of modern space history.

At this Denver landmark, the meals are compulsory, the sopapillas are complimentary, and the insanity is everywhere.

A little-known hot spring haven right below the highway.

Unique fence hidden along multi-use trail near Pearl St and Mount Sanitas

A stark reminder of the huge nuclear weapons plant that once stood on the site and its effect on the surrounding area.

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

Colorado’s most beloved glacier is an imposter.

A small site dedicated to the memory of a local leader and the search for peace.

It might look like a doghouse, but this small structure was actually built to house a spirit from Maya mythology.

This now-abandoned shopping center in Playa del Carmen was built to resemble a medieval European castle.

A tiny wilderness cemetery commemorates the deadliest episode of the Klondike Gold Rush.