A master of trompe-l'oeil creates a stunning, tourist-fooling dome out of a flat ceiling.

The only diamond mine in the world where you can keep what you find.

A historic arena where the Beatles played their first concert in the U.S.

Egyptian Revival obelisks still rise over the old mine shafts.

This former lieutenant governor's home is brimming with curiosities.

A tribute to a future time when gravity is conquered.

Stay in a room with a view... of the bottom of the ocean.

A sculpture of 18 beautiful clay mandalas on display at Warm Mineral Springs in Florida sends a message of world peace.

When you can't get to the Pacific, just go to Florida.

America's only city hall with minarets took architectural cues from Ali Baba and the Forty Thieves.

The secret skeleton of a murdered nun was discovered in this church basement, but the scandal doesn't end there.

The story of a Floridian city as told through an obscure sport for retirees.

Former utopian colony based on the belief that the universe exists in a hollow sphere.

Decommissioned experimental solar facilities that pioneered solar energy technology.

One hundred years ago this small house in downtown Zürich became the birthplace of the Dada movement.

A shrine built to combat the bad karma of a commercial venture.

Step back into the glory days of Florida's nascent tourism industry at this Gilded Age palace.

A clone-tree in Washington Square Park sprung from seeds that went to the Moon and back.

A gleaming white tower in ornate Indian style soars above the low-slung bungalows of north Tampa.

A popular place to pick up prehistoric coral fossils from the time when Michigan was an ocean.