A mining town once rife with murderous disputes over its copious treasures now creates income as a popular spot for photo shoots.

Largest tulip festival in America, includes fireworks, a parade, and a carnival.

Where most of the world's flypaper was made.

Two insane asylum bodies embalmed by an amateur.

Prehistoric animals decorate this popular outdoor park.

A turn-of-the-century architectural marvel built on healing mineral springs and salt licks.

A sacred site for Native Americans surveyed by George Washington and owned by both King George III and Thomas Jefferson.

Huge winged monument in the United Kingdom.

The world's largest fully steerable radio telescope.

These pretty kitties killed and ate as many as 135 railway workers.

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

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

Amazing and mysterious Neolithic settlement on Scotland's Orkney Islands.

These sprawling mines once served as a source of plaster and today serve as a storage facility.

Controversial tribute to the heavyweight champion boxer who grew up in Detroit.

One of the largest crucifixes in the world stands 55 feet tall in a secluded, wooded area of northern Michigan.

The Beaux-Arts aquarium boasts a vast collection of saltwater and freshwater fish on an island in the Detroit River.

Astounding collection of coin-operated games and automata.

This freshwater spring fills with 10,000 gallons of water per minute.

The birthplace of an eccentric alchemist and possible inspiration for the fictional reanimator of monsters.