The world's longest known cave system.

Poland's oldest salt mine has nearly everything one needs to live underground forever.

A Bibliophile's Dream.

The twin towers in this Chicago fountain use 50 foot tall video screens to spit on people.

California's oldest wind harp represents a historic piece of America's Danish history.

An alley covered with 20 years of bubble gum.

A hotel and restaurant serving as the mecca of kitsch.

A private collection of massive steel monsters guarding a Texas pipe works.

Giant heads occasionally litter the industrial Houston neighborhood where sculptor David Adickes has his studio.

The world's largest moose statue is located (where else?) in Canada.

One of America's first dinosaur parks gives a window into Depression-era paleontology.

A six-ton, 12-foot-tall concrete prairie dog is touted as the largest in the world.

One part antique store, one part curiosities hodge-podge.

A Victorian mansion, painstakingly reproduced to appear just as the the Munster's family home did on TV.

Home to the largest urban bat colony in North America, estimated at 1.5 million bats.

Beer lover's can-covered house.

A store full of vintage and indie toys designed to bring out the kid in even the crustiest of adults.

At the "Garage Mahal" in Houston, car culture is about more than just driving.

Visitors can walk over the largest concentration of Columbian mammoths to have died from one event.

Housed in a century-old building, this museum's dedicated not just to soft drinks, but to the free enterprise system.

Official museum, hall of fame, and repository of the Texas Rangers.

Resting place of the Texas A&M canine mascots, who watch the game from the grave with their own miniature scoreboard.

The world's tallest statue of an American hero.

A roadside collection of over-sized iron creations that are a bit more macabre than most.