Once the site of the Hawaiian monarchy, this building was originally designed as a palace.

This once-palatial plantation may have been the site where a draft of the Declaration of Independence was written.

A collection of vehicles across American military history.

Giant busts of 42 U.S. presidents are sitting in a field in Virginia.

These trees are living witnesses to events that inspired poet Walt Whitman’s service during the American Civil War.

This war hero's old shop remembers the fine line between medicine and quackery during the Revolutionary War.

An overgrown garden stands as a grim marker of an unrealized dream.

Dedicated to the victims of one of the deadliest hurricanes to strike the United States in recorded history.

This lush Florida island is home to the ruins of a crooked ship breaker's tiny empire.

This 140-year-old beacon off the Florida Keys marks the wreck of a Navy ship that once roamed the Caribbean hunting pirates.

A historic landmark and museum filled with curious objects representing the history of Key West.

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

A unique collection of diving equipment spanning antiquity to the present day.

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

The largest freshwater lake in the Florida Keys.

"We Seceded Where Others Failed."

Near the ruins of a Civil War coastal fortress lies the only known African refugee cemetery in the United States.

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

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

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

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

A monument celebrating the idea of reaching inaccessible places.

Where monkeys run wild and the humans are caged.

The sign that drew attention to a young boy's cucumber stand is now the name of his fruit superstore.