Knoxville’s architectural icon was the symbol of the 1982 World’s Fair, even catching the googly eye of Bart Simpson.

The world's largest version of this iconic puzzle cube is located in Knoxville, Tennessee.

After a water tower painting was accused of being an ad, a simple fix was made that gave the city a motto.

A chilling monument to Korean patriots who resisted the Japanese occupation.

Home to more than 13,000 pieces of war memorabilia and military equipment.

This former luxury resort in Kaua'i is now an abandoned relic.

A Hawaiian stairway to heaven—that you can't climb.

This ruined fort and statue are a testament to the last king of Kaua‘i’s savvy diplomacy skills, which briefly brought Russians to Hawai‘i.

This blowhole is supposedly caused by a trapped monster.

A prehistoric landscape hidden in the cliffs of Maha'ulepu.

An authentic replica of an Asian temple and garden hidden amongst the natural beauty of Hawai'i.

This industrial area was the dumping ground for massive amounts of trash, some of which washes up as tiny bits of sea glass.

Earth's tallest volcano is sacred to Native Hawaiians, and home to a dozen world-class observatories.

What was once the largest NFL stadium.

World's largest Christmas store.

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

Largest tulip festival in America, includes fireworks, a parade, and a carnival.

The park is home to the United States's only still-operating Dutch windmill.

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

A bronze monument to Cleveland's favorite, fastest son.

The spectacular collection of one of the world's best woodcarvers.

An unusual, super-sized grocery adventure awaits in an Ohio suburb.

Prison made famous by The Shawshank Redemption has been out of commission since 1990.

The home made famous by the 1983 holiday classic is now a perfectly preserved shrine to the movie.