Man-made geyser that rises to the exact height of the Gateway Arch.

While he no longer has an eatery to give him context, this off-brand Paul Bunyan still holds his giant hot dog with pride.

Quirky water tower advertises the long-gone Brooks Tomato Products Co.

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

The birthplace of professional hockey on the shores of Portage Lake.

Egyptian Revival obelisks still rise over the old mine shafts.

A comedy troupe's collection of bizarre humor.

This missionary's legacy looms large over the Upper Peninsula of Michigan—literally.

The honor of highest point in Michigan was almost given to the wrong peak before this mountain won out by 11 inches.

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

This little barrel-shaped cottage by Lake Superior was once a cartoonist's summer retreat.

Large one-man sculpture park in Michigan.

This lone tree and dramatic sandstone outcropping are so beloved by Michiganders they can be found on one of the state’s coins.

A giant concrete egg marks this Indiana town as the "Egg Basket of the Midwest."

This hidden stream beneath Indianapolis makes an appearance in the best-selling novel "Underground Airlines."

This stately clubhouse has showcased German-American culture for over a century.

A hidden network of subterranean passageways lies tangled beneath Indianapolis' bustling City Market.

Since 1947, this living history museum has been providing an immersive look at life in Plymouth Colony.

In the bowels of a 19th-century brewery lurks a fine-dining restaurant offering an array of themed feasts.

The outcropping is graffitied with the name of the beloved musical Muppet television series.

Some of the Old West's most notorious outlaws frequented this mining town.

Buried beneath the New Mexico sands are believed to be millions of copies of Atari's E.T. video game.

The state bird of New Mexico, constructed entirely out of garbage.

A small metropolis of Pueblo cave dwellings have been carved right into the hillside of this national monument.