The largest of London's subterranean rivers and once a mad, bad center of London life.

A spring-fed pool so deep it's used for scuba diving as well as swimming.

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

Ghost town with a beer-drinking goat for mayor.

The world's largest squirrel statue clutches a pecan bigger than your head.

A 24-hour vending machine restocked daily with homemade full-sized pecan pies.

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 health museum containing a 27’’½-foot intestine.