The ruins of this antebellum sugar plantation are the end result of a Seminole attack during the Florida Wars of 1836.

Arrr! The most authentic collection of pirate artifacts in the world... matey.

This home is decked out like a psychedelic explosion of colors and bowling balls.

Town of spiritualists and mediums in Florida.

St Bernard de Clairvaux Episcopal Church, better known as one of the oldest European buildings in the Western Hemisphere.

Welcome to old Florida, where a 1940s mermaid show is still enchanting visitors.

A mysterious castle built as a monument to lost love.

Florida might be at its most surreal in this museum devoted to the famed Spanish artist.

An underwater city for the dead.

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

Possibly the most beautiful carillon in the world, set atop Iron Mountain in Florida.

These remote Florida islands have a history of sea turtles and sunken treasures, and one of the world's largest coastal brick fortresses.

Dubbed the "Blade Runner dragon," this buzzing neon sign is a beloved local icon.

Local lore holds that Butch Cassidy took an escape route through Red Canyon's sandstone hoodoos after an attempted murder.

This gallery of prehistoric red ochre art lines the wall of a scenic segment in Utah's San Rafael Swell.

Hundreds of drawings left by the land's previous inhabitants remain mysterious.

Settled by the Church of Jesus Christ of Latter-day Saints in 1859, this abandoned frontier town has appeared in several films.

The marker offers a rare chance to be in four U.S. states at once, though there's some controversy over its geographic accuracy.

A well-preserved Ancestral Puebloan ruin tucked beneath a desert cliff.

Giant pinnacles in the sun-scorched lands of Southern Utah have been nicknamed "white ghosts."

This concert pavilion on the shore of the Great Salt Lake has been destroyed by fire, water, and disinterest but keeps coming back.

An earthwork sculpture built by Robert Smithson in the Great Salt Lake only reemerges during drought.

Bizarre lunar-like landscape with thousands of large stone "hoodoos."

Giant, natural amphitheaters made of delicate geological formations called "hoodoos."