Home to the world's largest refracting telescope and the birthplace of modern astrophysics.

Homemade outdoor church and sculpture garden decorated with glass shards.

According to the legend, this strikingly beautiful hill has miraculous healing powers.

Over thousands of years, this slot canyon was carved out of the bed of an ancient lake.

Paranormal activity on the great lakes.

Farms are serving pizza made from their own fresh crops, a growing trend in the American Midwest.

One of Frank Lloyd Wright's final works was this UFO church.

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

Once a speakeasy operated by Al Capone, this Milwaukee cigar bar is now a haven for ghost hunters.

"Iron Age" creatures fill this huckster's rusted metal sculpture garden.

Five acres of divinely inspired folk art.

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

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

Six tiny houses built for working class people form the largest intentional cluster of Wright homes anywhere.

Robots, lasers, and whoopee cushions, oh my!

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

"Looks so real, it's scary!"

This historic house museum that celebrates one of the world's most influential social reformers is also one of the most haunted locations in Chicago.

A collection of 11 million buttons illustrates the human toll of the Holocaust.

The dream home of an iconoclastic renaissance man still stands as a monument to his domestically mundane vision.

One of the first historical sites of an alternative universe was installed in the town of Paris, Illinois—which is now home to an annual spelling bee of Kcymaerxthaereal words.

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

The oldest house in Chicago certainly doesn't look the part and there are some who say it doesn't deserve its title either.

This softly rounded mansion was built without corners not to avoid evil spirits, but to make them more comfortable.