A lesser-known part of the Kinsey Institute is this impressive collection of art, artifacts, and material culture related to human sexuality.

The longest navigable underground river in the United States is home to countless blind and albino animals.

The mysterious white squirrels of this Illinois city are treated like sacred cows.

The unluckiest U-boat in the entire German fleet is now on display in a Chicago museum.

When you visit his grave, be sure to rub the Great Emancipator's nose for good luck.

This sprawling mini-golf empire is an impressive testament to a disappearing attraction.

Taxidermy, Cigar Store Indians, A Model of a New York Tenement and Delicious Draft Root Beer.

River pirates, murderous bandits, and serial killers used this Illinois cave as their debauched hideout.

Rare and gorgeous birds abound in this protected wildlife sanctuary.

Central City celebrates its most famous madam by racing beds down Main Street.

The world's largest carnivore sanctuary is home to over 450 meat-eating rescues.

An enthusiastically interactive mining museum that won't let black lung ruin the fun.

A lively annual event in which thousands of people race to push coffins heavy with bodies up a hill.

Inspired by a music box, a small town Vietnam vet carved an entire carousel full of animals by hand.

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

Metal water storage tank turned ethereal concert hall.

Despite being one of the most photographed vistas in the Rockies these twin peaks are rightfully known as the "Deadly Bells."

Even in death, he's still your huckleberry.

Community owned and operated, this property is home to a diverse set of nudists.

An annual festival celebrating Colorado's most famous frozen corpse.

The largest source of fossilized insects anywhere.

Thanks to a quirk of elevation this gift shop produces magic doughnuts that are found nowhere else on Earth.

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

When ecosystems collide in the arid Southwest.