An old-timey peepshow allows visitors to gawk at some of the world's most freakishly large footwear.

A walk through the historic city center, under the streets of Seattle.

A wall of chewing gum moonlights as collective art.

A 100-year-old purveyor of curiosities, curios, and kitsch featuring mummies, shrunken heads, and a Fiji Mermaid.

These enduring murals depicting a distinctly Marxist tribute to capitalism could not even be defeated by McCarthyism.

World's largest Christmas store.

This public baseball field is a beloved remainder from of one of the most historic stadiums in the country.

Controversial tribute to the heavyweight champion boxer who grew up in Detroit.

Astounding collection of coin-operated games and automata.

Lovingly nick-named the "Brick Dick" this municipal tower was winner of the World's Most Phallic Building Contest.

The only surviving prototype for Buckminster Fuller's house of the future.

A sealed test tube said to hold Thomas Edison's dying breath was given to the inventor's friend and mentee, Henry Ford.

The 80-foot tire that looms over Michigan's I-94 was once a Ferris wheel in the New York World Fair.

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

A bizarre house filled with an astounding array of collections.

Medicinal spa created with the discharge from a geothermal energy plant.

A terrific purveyor of natural history objects and curios.

World's first "penitentiary," meant to be humane, drove men insane.

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

The vast, legendary catacombs hold secrets much stranger than stacked bones.

Furniture tries to escape an abandoned building in San Francisco.

This national park on the shore of Lake Michigan features remarkable dunes that lie at the heart of a Chippewa legend.