The Grand Canyon of Texas.

Hundreds of trees made from glass bottles make up this forest on Route 66.

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

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

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

This monument honors the band's impromptu performance at Cadillac highschool's homecoming decades ago.

House built with over 60,000 glass bottles.

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

An enormous roadside pan tells the story of a battle for pie glory.

This tremendous trout welcomes visitors to a northern Michigan town with a rich fishing history.

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

Strange physical sensations and optical contradictions keep visitors coming back for more.

This lighthouse and shipwreck museum keep a torch burning for the memory of the SS Edmund Fitzgerald.

These dramatic cola-colored falls have appeared in a poem by Henry Wadsworth Longfellow and a song by Sufjan Stevens.

This freshwater spring fills with 10,000 gallons of water per minute.

A metal ring in the middle of the road marks the exact spot where the Soviet satellite crash-landed in 1962.

A place to eat for on-the-run agents and espionage enthusiasts.

Statue dedicated to the star of an old television show.

This quirky museum has a collection of more than 15,000 bobblehead dolls.

Wisconsin's most celebrated export gets the royal treatment on I-94.

A stone marker memorializes the spot where the King broke up a street fight with a classic karate stance.

More than 5,000 contemporary and "historic" mustards from around the world.

Eternal resting place of the grave robber and murderer who served as inspiration for many of cinema’s famous madmen.

These molds for fiberglass statues have formed an eerie, accidental sculpture park.