This small museum gives visitors a chance to soak up the history of the "sponge capital of the world."

The site of a gold-digging conquistador's bloody landing in the Americas.

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

A historic presidential getaway on the continental United States' southernmost island.

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

"We Seceded Where Others Failed."

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.

A Circus legend leaves an unexpected endowment.

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.

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

Booker T. Washington's home at the Tuskegee Institute was a gem of splendor.

The hotel where Martin Luther King Jr. was shot is now a museum dedicated to his work.

The home made famous by the 1983 holiday classic is now a perfectly preserved shrine to the movie.

You thought Santa Claus didn't exist, but it turns out you were wrong.

The farm where one of America's greatest leaders was raised is now a well-appointed landmark.

Fresh wooden posts have been added to ancient holes to recreate a primitive henge clock.

You have to love a museum with a truly dedicated focus. A focus on Superman, for example.

Once one of the world's great cities, Cahokia was a place of religious worship, trade and mass human sacrifice before being mysteriously abandoned.

143 feet of leaping muskie whose mouth can be used as a wedding venue.

A bypass decorated with large wooden troll carvings.

This New Orleans statue of a portly figure in a goofy hat pays homage to a classic of satirical literature.