This strange seaside tower got its name from a wealthy eccentric who would hide coins among its stones.

Two thousand artifacts from around the world collected by one woman who loved to travel.

A lush green oasis in the middle of Chicago.

Olfactory delights in San Francisco's Botanical Gardens.

Its buzzing collection honors vibrator history.

The secret city built by the Manhattan Project.

Carnivorous plants, medieval aphrodisiacs, and the largest original wood structure glass conservatory in the western hemisphere.

Explore the largest pure gypsum deposit in the world, and go dune sledding while you're at it.

The only structure left with direct ties to the Salem witchcraft trials of 1692.

A terrific purveyor of natural history objects and curios.

James Turrell's total color immersion art installation, hidden on the top floor of a luxury handbag shop.

Miniature art that tells an enormous story.

An Arizona museum with a collection of pharmaceutical oddities, including a jar of a gangster's chewed gum.

A collection of Witchcraft artifacts and occult paraphernalia started by the leader of the Long Island Coven.