The wooden octagon in which Huckleberry Finn and A Connecticut Yankee were born can still be visited in upstate New York.

This formerly abandoned amusement park includes a classic carousel and a replica of Mark Twain's famous hut-like Elmira study.

Located on the banks of the St. Lawrence River, this mansion is home to a massive art collection.

A castle built for love, and abandoned due to heartbreak.

This Rodin sculpture in Cleveland bears the lasting marks of a 1970 bombing.

A throwback train ride transports passengers through one of the lesser-known national parks in the country.

Georges Seurat’s pointillist masterpiece has been recreated in Ohio in topiary form.

Rare recess caves fill this unbelievably beautiful Ohio park.

A centuries-old stone pagoda from Japan stands among cherry trees beside the National Mall Tidal Basin.

The story behind this beloved toy—named for Theodore Roosevelt and owned by his grandson—is more complicated than you might guess.

This groundbreaking 16th-century map is known as "America's birth certificate."

Washington's iconic carousel has a nice piece of Civil Rights history.

Perhaps the most scandalous statue of America's first president.

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

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

Electrical pylon in the shape of Disney's beloved mouse.

This isolated airport in the middle of the Everglades sees more alligators than planes.

A time capsule of Floridian history fights to survive on the banks of Chokoloskee Bay.

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

"We Seceded Where Others Failed."

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

The smallest post office in the United States is no bigger than a broom closet.

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

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