Even Henry David Thoreau found this glacial pothole irresistible.

Berthed at the Charlestown Navy Yard in Boston, "Old Ironsides" is the oldest commissioned warship still afloat.

This elaborate towering structure was once famed for its revolutionary height.

A rare chance to get up close and personal with a 13-mile ribbon of ice near downtown Juneau.

This famous bridge twisted itself into oblivion, but not for the reason you might think.

Elvis's own personal tropical hideaway.

Nature's biggest mammal swims in landlocked Oklahoma.

A sculpture made of 10 Cadillacs as a monument to the “Golden Age” of the American automobile.

Experience a charming 1930s version of "infotainment."

A motel dedicated to Southwestern nostalgia.

The ghost town that ended up on Ebay.

Surrounded by a hundred mile radius of billboards, Little America is a roadside attraction whose primary appeal is hospitality.

The high point on the 16th president's eponymous roadway is marked by a massive version of his head.

The world's largest mountain carving could fit all of Mount Rushmore inside it many times over.

The granddaddy of all tourist traps, built on ice water, jackalopes, and a giant dinosaur.

A fitting attraction for the corn capital of the world.

The fifth-longest suspension bridge the world, connecting one Michigan peninsula to another.

An almost life-sized elephant named Ms. Ellie greets visitors at this jumbo-themed museum.

The remains of a community that was forced to move for a dam that never materialized still rot in this Pennsylvania park.

The fastest transatlantic ocean liner sat abandoned in a Philadelphia shipyard for decades.

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

This rare polygonal meeting house is rumored to be built in a circle so that the devil has nowhere to hide.

Oldest existing church in New York and the inspiration for Washington Irving's "The Legend of Sleepy Hollow."

Maybe the only missile installed in a public park, this Cold War leftover was one of the first to carry a nuclear warhead.