Walk the whole Mississippi River!

Elvis's own personal tropical hideaway.

This mass grave for victims of a massive hurricane remained hidden until 1991.

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

A Circus legend leaves an unexpected endowment.

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

VW heaven in the backwoods of Dade City, now gone.

One of only two pod-shaped homes designed by Frank Lloyd Wright.

This kitsch eatery is chock-a-block with bric-a-brac.

The humble home where the famous beat author lived briefly and wrote one of his most famous works.

Meet manatees face-to-face at this zoo for native species.

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

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

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

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

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

According to local lore, this narrow passageway through two large rocks was accidentally created by the devil himself.

A quintet of history museums make this Virginia graveyard as much a resting place for funereal history as it is for people.

A quirky house created entirely out of glass bottles combines a collector's spirit with an artist's flair.

The first ever diner included on the National Register of Historic Places is famous for its custard French toast.

This 3,500 pound obelisk was constructed with more than 1,000 reclaimed guns.

The oldest still-operating tavern in the United States was once owned by a pirate.

One of the oldest used bookstores in the U.S. has been selling antiquarian treasures since 1825.

A precariously balanced rock perches on the edge of a cliff created tens of thousands of years ago by glacial erosion.