The only surviving prototype for Buckminster Fuller's house of the future.

This tea house was a hand-built gift from Boulder's sister city in Tajikstan.

Outstanding collection of 19th century medical instruments includes a life-size figure cast from as many as 200 cadavers.

Hundreds of skulls and bones at the largest skeleton museum in the country.

Trace the history of writing at this unusual North Carolina destination.

Comprehensive gaming collection of over 30,000 electronic games and consoles.

400 million-year old limestone caverns nestled in the Ozarks served as shelter and a hideout for cultures throughout North American history.

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

A beach made of semi-precious green sand on the Big Island of Hawai'i.

Twenty churches beautifully painted by 19th-century Czech and German immigrants in Texas.

This small town Texas cemetery is said to be the burial site of a UFO pilot who crashed in the 1800s.

What began with a single, 357-pound chunk of the Canyon Diablo meteorite grew to be an impressive collection. 

Sunset-colored dunes of volcanic ash make taking a poor photo impossible.

A hidden world of exotic succulents and cacti.

The king of U.S. high points towers over every other peak on the continent.

The oldest farmer's market in America is so ancient it was approved by the King of England.

One of the world's largest model railroads is a mind-boggling achievement.

An impressive collection of dollhouses and an homage to the frog-leg canning industry.

Healing Springs that once ran red with soldiers' blood.

This kitsch eatery is chock-a-block with bric-a-brac.

The history of the traveling carnival is remembered by this sprawling collection of vintage wagons, games, and rides.

Once one of the world's great cities, Cahokia was a place of religious worship, trade and mass human sacrifice before being mysteriously abandoned.

Fiji mermaids, mummified remains, and recreated cryptids are among the morbid oddities at this Maryland museum.

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