A 30-foot stack of piano keys memorializes one of the greatest keys players in jazz history.

This $3 million model train takes you through Chicago, Seattle, and the thousands of miles in between.

A tribute to one granddaughter's old apartment which now represents the whims of each visitor.

Ninety feet off the valley floor is an ancient dwelling put under protection of the U.S. government by Teddy Roosevelt.

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

A little marble compass above George Washington's (empty) tomb in the Capitol marks where D.C.'s four quadrants intersect.

A hidden gem on the lawn of the U.S. Capitol Building designed by landscape architect Frederick Law Olmsted.

A monument in Washington D.C. marks the spot from which all other roads were supposed to stem.

Home to items never before seen by the public.

Half-sized replica of the Leaning Tower of Pisa built to honor Galileo.

A sprawling outdoor museum filled with larger-than-life works of art.

The site of the one and only battle of Lord Dunmore's War.

This red-eyed chrome beast pays homage to the popular modern myth of West Virginia's insectoid monster.

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

Florida might be at its most surreal in this museum devoted to the famed Spanish artist.

The last remaining relic of San Francisco's glittering 1915 Panama Pacific Exposition.

This former coal gasification plant found a curious second life as a popular public park.

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

A wall of chewing gum moonlights as collective art.

Statue of Lenin, from Cold War era Czechoslovakia, now in a neighborhood of Seattle.

This long, dark tunnel is open to hikers, but those without lights are known to get confused even on the straight path.

A giant Troll lurks under one of Seattle's oldest bridges.

The record holder for the world’s largest peach.

Visitors come from all over to bring gifts and tokens to the grave of Alice, who is thought to have died of a broken heart.