The world's only international cryptozoology museum is host to an unrivaled collection of mysterious objects.

An eatery within the Minneapolis American Indian Center writes colonial ingredients out of the story of Native American cuisine.

The dishes at this restaurant by The Sioux Chef celebrate indigenous heritage.

Come for the giant taxidermy lion, stay for the knick knacks at this Minneapolis curiosity shop.

A Perpetually Under construction Park.

A mysterious monument meant to be a guide into "an Age of Reason" was destroyed after an apparent bombing.

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

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

The highest paved road in North America winds its way up Mount Blue Sky in Colorado to an altitude of 14,130 feet above sea level.

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

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

The remains of the dam that unleashed a 15-foot wall of water on Denver.

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

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

This iconic science fiction house still looks like something from the future.

One of the largest Buddhist stupas in North America is built of concrete designed to last 1,000 years.

The moving metal works of one troubled artist can still be viewed on his front lawn... for now.

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

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

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

An enchanting work of outsider art, full of whimsical sculptures and carvings.

Open-air cremations in Colorado's self-proclaimed spiritual mecca.

Climb to the top of this spiritual tower, and you'll be rewarded with spectacular views.

The superstar of Cold War nuclear bunkers has been featured in countless films but is now barely operational.