Despite being made of a seashell mortar, the crumbling remains of this historic Florida mill are still standing.

An 18th-century Spanish watchtower made entirely of seashell and concrete.

This picturesque ghost town is located on the banks of the Suwannee River.

North Central Florida's largest flea market and a weekend roadtripper's dream.

Florida castle built with aluminum printing plates.

This ancient sinkhole-turned-healing-pool is a treasure trove of archeological discoveries and may even be the Fountain of Youth.

This Florida sinkhole hides a rainforest-like micro-environment in its depths.

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

Town of spiritualists and mediums in Florida.

The former home of the Nobel Prize-winning American writer is now home to dozens of six-toed cats.

A 1950s eccentric's vision of Eden preserved as a hiking trail.