This unassuming city park is home to three different types of Native American mounds.

A massive bur oak tree believed to be some 500 years old is the centerpiece of this quiet urban greenspace.

The young Black revolutionary was killed before getting to see a non-segregated pool in his hometown.

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

This cheerfully-named branch of the Chicago River is the fetid result of years of blood, entrails, and meatpacking waste.

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

Taxidermy, Cigar Store Indians, A Model of a New York Tenement and Delicious Draft Root Beer.

What may be America's largest classic video game arcade lurks inconspicuously in a Chicago suburb.

A shining sculpture made of 3,115 lights, the number of visible stars in the Northern Hemisphere.