Erosion and time have created a naturally-formed water park.

Even with its slightly risible name this colossal cross is still able to inspire awe.

The lowest point in the state of Illinois, at the confluence of the Mississippi and Ohio rivers.

A subterranean haunt where wine and homemade biscottis are always on the menu.

In the loving memory of a tragically deceased role-player this Illinois park is decked out with both dungeons and dragons.

Planes, trains, and automobiles have all been sunk as attractions at this Illinois diving spot.

An enormous natural sandstone bridge in Kentucky.

In the Shawnee National Forest, amazing rock formations peer through the treeline.

On the side of Arkansas' Great River Road stand the remains of a forgotten World War II POW Camp.

An oversized metal construction of Billy Tripp's moods going through life.

The highest point in Wisconsin is capped by two towers that are not as mythic as Tolkien's but provide much better views.

An oddly poignant roadside attraction celebrating American folklore.

A stone face watches over the river.

A fairytale art house in the middle of Wisconsin.

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

Gambling, boozing, and yodeling animals cover the walls of this dive bar cum natural history museum.

A comedy troupe's collection of bizarre humor.

Large one-man sculpture park in Michigan.

As its grandiose name implies, this wooden dome is unsurpassed in size.

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

The site where Michigan launched its first rocket into space lies abandoned in the dense woods along Lake Superior.

A mysterious light in the wood, rumoured to be the the ghost of a railroad brakeman.

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

Where you can photograph wild black bears without worrying about becoming dinner.