Along the historic Mother Road is an old gas station with a secret counterfeiting past.

20,000 pieces in a Frank Gehry-designed building.

Hub of Scandinavian culture in a Minneapolis deli.

This iconic water tower and failed bandstand is open for panoramic views once a year.

Each year, one talented artist puts on a show sculpting twelve butter-based busts of dairy princesses.

Home to the Amorphophallus titanum "Corpse Flower," which is among the largest flowers in the world and also smells powerfully of rotting flesh when in bloom.

The Midwest's reigning king of surplus stores is full of nothing you need and everything you want.

The basement bowling alley of this St. Paul dive bar is decorated with thousands of dollar bills.

World's largest carved onyx figure stands as a tribute to enduring peace.

Built in 1931, this small passageway is believed to be the first modern skyway.

143 feet of leaping muskie whose mouth can be used as a wedding venue.

The world's largest woodcarving collection includes dozens of Bible scenes and a wooden bestiary, all carved by one man.

Almost half-way between the Equator and North Pole.

Island where motor vehicles are banned -- home to the only carless highway in the United States.

This spectacular track has run continuously since 1882.

One of the largest Masonic temples in the world, created at the height of the oil boom in ostentatious style.

Collection of skeletal systems from the "world's leading supplier of osteological specimens."

Claims to be the "World's Highest Hill."

Where hills of dirt conceal the burial ground of one of the most powerful ancient Native American societies.

Though it's no longer a functioning train depot, this castle-like structure is an important piece of Oklahoma history.