Explore the largest pure gypsum deposit in the world, and go dune sledding while you're at it.

The second-largest cave chamber in the world was discovered in 1898 by a 16-year-old and a friend known as "Pothead."

Steep canyon walls hide a forested oasis in the West Texas desert.

Its history includes dinosaur fossils, cattle rustlers, Georgia O'Keeffe, and a mythical giant rattlesnake named Vivaron.

Gleaming self-built castle towers made from beer cans and inspired by "Vitamin Mary Jane."

The childhood home of Henry Jones Jr. is now an adventure-themed bed and breakfast.

This 19th-century prison once held Irish revolutionary Constance Markievicz, writer Frank O’Connor, and a nine-year-old pickpocket.

A small side chapel in Santa Fe's basilica is home to the oldest statute of the Virgin Mary in North America.

This fast-food outlet is the only space and UFO-themed McDonalds in the world.

Catch two 18-foot-tall ranchers mid-brawl as you drive by on Highway 285.

Roadside collection of 65,000 signs.

These aggressively sustainable art homes look like something out of 1970's science fiction.

This site is home to ancient petroglyphs and pictographs dating back to 6,000 B.C.

Once a menacing challenge for trailblazers, this trail is now the most scenic drive in Utah.

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

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

This giant pocket watch is the third iteration of a local landmark that has been standing just off the Santa Fe Plaza for over 100 years.

This sparsely populated town offers a look back in time.

Giant origami sculptures tucked into desert scenery beckon passers-by to explore further.

This Cape Cod museum exhibits what it claims is the only authenticated pirate treasure in the world.

P-town goes wild for the malassadas at this 87-year-old institution.

This stimulating sex toy museum is sure to arouse the interest of its visitors.

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

Atop an active stratovolcano, two lakes separated by a narrow strip of land.