Hidden in the plaza next to a pizza shop is an amazing little oddities shop.

This small Key West museum is packed with dozens of artifacts that illustrate the life of the iconic playwright.

The highway's southernmost spot is a beloved local attraction.

A graveyard of bathyspheres and diving bells paints a weirdly accurate account of ocean exploration's rickety history.

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

A former hospital is now home to a pizza parlor and maybe a few ghosts.

A local landmark with generations of spraypainted messages, and more being added each day.

The highest point in Florida is still the lowest high point in the country.

Location of a reliquary containing bone fragments of 18 saints.

The walls of America's oldest masonry fort famously "swallowed" cannonballs.

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

"We Seceded Where Others Failed."

A small poultry graveyard in the courtyard of a popular Key West watering hole.

This spiny beast guards an artist's village while vying for the title of largest lobster in the world.

Located within a historic park, the beacon is the oldest standing structure in Miami.

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

The island residents are known for taking their quirky sense of humor with them to the grave.

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

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.

Pensacola's UFO home has withstood many hurricanes—just as the experimental 1960s design intended.

After the attack on Pearl Harbor, rocks and fossils from every U.S. state were collected into a pyramid of national unity.

In this case, 'zero' marks the spot where the iconic Old Spanish Trail ends.

Former villa and estate of James Deering developed to preserve native tropical forests.