This modern castle sat empty for decades before a fire inspired its builders to complete its luxury halls.

Surrounded by a hundred mile radius of billboards, Little America is a roadside attraction whose primary appeal is hospitality.

The high point on the 16th president's eponymous roadway is marked by a massive version of his head.

The twin towers in this Chicago fountain use 50 foot tall video screens to spit on people.

The palatial McDonald's that inspired Wesley Willis.

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

What was meant to be a temporary exhibit is now a permanent fixture at the St. Louis Zoo filled with beautiful birds.

A big museum full of little worlds.

Speak to a companion on the other side of the room loud and clear through this architectural anomaly.

Less a museum than a bizarre fantasy world created by artists and engineers.

The Old Courthouse takes visitors on a captivating trip through St. Louis' timeline.

A 30-foot-tall goat tower in central Illinois is home to a herd of Swiss ungulates.

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

The original vault that held the president's remains still stands, empty, not far from where he was finally buried.

When you visit his grave, be sure to rub the Great Emancipator's nose for good luck.

Take a trip back in time at this retro cinema dating back to 1954.

Lions and tigers and leopards, servals, pumas, bobcats, lynxes, and ocelots... oh my!

The park that the Chicago Stockyards built.

Even with only two residents and one building, this tiny Illinois town is famous for its burgers.

This folk art wall claims to be the world's one and only memorial to the bygone age of hippies.

You were once able to challenge a chicken to tic-tac-toe at this park, which is now converted into the Aikman Wildlife Adventure.

The world's largest collection of the world's largest objects is in one small Illinois town.

This abandoned Abraham Lincoln statue has also earned the honorary of "World's Ugliest."

This historic lavatory leftover features two levels of defecation stations completely without context.