The only swimming pool listed on the National Register of Historic Places is emptied and refilled each day with naturally filtered water.

An underwater city for the dead.

Come for the sustainable organic chocolate, stay for the sustainable organic booze.

Eons old volcanic activity created one of the most stunning rock formations in the United States.

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

Incredible sculptures inspired by obscure passages from the Bible.

A bizarre house filled with an astounding array of collections.

Sandstone rock formations that look like they belong on the cover of a progressive rock album.

New fungal and bacterial species call this deadly lake home.

A museum, walk-through diorama, and library nestled under one castle-like roof.

Contemporary art inspired by natural history and science drawing on ancient techniques in a modern world.

A library of rare occult books in Los Angeles.

A castle that was built stone by stone by an eccentric journalist.

Gift shop offering toe tags and chalk body beach towels tucked into a coroner's office.