You have to love a museum with a truly dedicated focus. A focus on Superman, for example.

The 40-year-old machine serves soda quicker than you can catch it for a mere 75 cents a pop.

The final resting place of up to 6,000 Confederate soldiers, the largest mass grave in the Western Hemisphere.

The city of Rockford, Illinois is symbolically protected by a quartet of fittingly stony sentinels.

Once one of the world's great cities, Cahokia was a place of religious worship, trade and mass human sacrifice before being mysteriously abandoned.

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

A gothic church spire sits atop this skyscraper, the tallest church in the world.

A lush green oasis in the middle of Chicago.

The tunnel that runs beneath this former inn was once a hiding place for enslaved people seeking freedom.

What appears to be a wizard's lair in Milwaukee actually houses a massive water pipe.

A wonderfully curated used bookstore in an airport.

A largely forgotten and touching neoclassical marble fountain overlooking a bear mound effigy.

Legend says Dungeons and Dragons players can get their dice blessed at the creator of the game's memorial.

An oddly poignant roadside attraction celebrating American folklore.

Every winter, the wind carves blocks of frozen water into beautiful abstract shapes inside this unusually curved tunnel.

A giant, Gilded Age mansion that once belonged to the beer baron of Milwaukee.

Paranormal activity on the great lakes.

The center of the only hemisphere that awards visitors with a commemorative coin.

The arboretum whose marshy soil sucked up the dreams of housing developers.

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

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

A former 19th-century tavern, famous for its peach brandy and honey concoction.

A 70,000-square-foot institution dedicated to a very literal, creationist perspective on the Book of Genesis.

Eight rare Corvettes are swallowed up by a sinkhole in Kentucky's National Corvette Museum.