Hundreds of graffiti artists have decorated this flood-wall on the west bank of the Mississippi River.

Robots, lasers, and whoopee cushions, oh my!

The bugs crawling down the front of this office building are almost as big as a '68 VW Beetle.

This striking art museum holds an amazing series of curiosity cabinets.

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

Ancient and modern architecture are joined in Louis Kahn's monument to democracy.

One of the longest natural sand beaches in the world.

The world-record holder for the longest bridge stretching continuously over water.

This strange, small castle on the bayou has withstood the test of time and weather.

Hidden in magnificent rolling countryside, see what may be the largest modern stone circle in the world at Wisconsin's very own "Stonehenge”

A remnant of the last Ice Age, this lake is surrounded by fascinating rock formations.

A large circus museum with summer performances.

Dakota legend claims this locally iconic pinnacle was once part of a sacred burial site that was cleaved in two.

This titanic oil company sign is a reminder of the Americana boom of the 1970s and also its commoditization.

This metal shop's yard is filled with cutout art including an Eiffel Tower replica and Noah's Arch.

Three playfully immersive mini golf courses let you travel alongside your ball to the cup at this facility, which has been around since the 1950s.

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

"World's largest scrap metal sculpture" stands in an outdoor sculpture garden in the middle of Wisconsin.

This unique zoo is the only place in the world where you can see all 15 species of crane.

A bizarre house filled with an astounding array of collections.

A museum of the dime museum that features weird entertainments of yesteryear, from feejee mermaids to flea circuses.

This water tower has been a staple of the Rochester skyline since 1931.

This large midwestern cavern features impressive rock formations and an underground waterfall.

An amazing collection of sculptures and art.