The unique collection includes bronze cast handprints of some of America's most famous astronauts.

St. Augustine's record-setting narrow street was designed to protect against pirates.

The third tallest lighthouse in America once guided author Stephen Crane to safety.

Two men built this castle on the Florida coast as an artistic “landscape sculpture.”

A building so large that it has its own weather.

This abandoned NASA launch site is now a memorial to a trio of astronauts who were killed there.

One of many gator theme parks, abandoned in the sugar fields of South Florida.

Island ghost town detailing Flagler's folly in building the Overseas Railroad.

Disney World's very first waterpark is now an abandoned ruin being reclaimed by the swamp.

A haunted hill that supposedly defied gravity.

Where manatees are the snowbird vacationers in these balmy Florida springs.

This statue inspired by Renoir's famous painting embodies the jovial spirit of Key West.

The museum chronicling a treasure hunter's dream, fulfilled.

An idyllic swimming pool tells the tale of Hemingway's trouble with women.

"We Seceded Where Others Failed."

The birthplace of American international flight service has been turned into a celebrity's microbrewery.

A monument celebrating the idea of reaching inaccessible places.

Florida's oldest bar was once a morgue, complete with a hanging tree and gravestones.

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

Disney's abandoned animal island is now an overgrown ruin that was almost the coolest attraction ever.

Prone to disastrous fires, the city of San Francisco has the Guardian, a fireboat gifted by residents, to watch over them from the bay.

Chevron maintains one “Standard” brand station per state so it doesn’t lose the trademark.

Radioactivity still cause for concern at this urban explorer's paradise.

This turn of the century masterpiece has a mysterious goaty interloper.