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

These Great Lakes sea caves accessible by boat in the summer turn into temples of ice reachable by foot in the winter.

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

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

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

This monolithic statue was erected in honor of Chief Black Hawk (even if it wasn't made to look like him).

For just a few bucks, this Iowa funicular will let you feel like an 1800s fat cat.

In 2010, Nicolas Cage purchased two plots in this cemetery using one to construct this strange pyramid mausoleum.

This monument on Breed's Hill proves that one of the most famous battles of the Revolutionary War is misnamed.

The oldest experimental corn field in America is still creating better ways to grow crops.

River pirates, murderous bandits, and serial killers used this Illinois cave as their debauched hideout.

Vikings and Evangelicals have both had a hand in this replica medieval church.

This sprawling mini-golf empire is an impressive testament to a disappearing attraction.

This blowhole is supposedly caused by a trapped monster.

This massive stained-glass masterpiece is thought to be the largest Tiffany dome in existence.

The palatial McDonald's that inspired Wesley Willis.

Storyville was New Orleans' historic red light district and hotbed of jazz music, sometimes referred to simply as "The District."

400 million-year old limestone caverns nestled in the Ozarks served as shelter and a hideout for cultures throughout North American history.

This bridge was the birthplace of a unit of measurement based on a fraternity joke.

Historic Hull Street was actually the first street with a proper name in the Boston area.

San Francisco's first World's Fair, dedicated to the wonders of California.

Floating man-made island and upscale restaurant.

The tomb of Increase Mather and his son Cotton, influential colonial ministers obsessed with the occult.

Known as the "Cross At The Crossroads," this massive metal cross is just short enough to avoid the FAA.