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

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

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

A lovely hidden waterfall right off the highway is well worth a stop.

The remains of a religious colony, its amusement park, zoo, and baseball empire.

Walk along the intricate path of this stone labyrinth and gardens.

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

This lush 12-acre site was once named the finest Japanese garden in North America.

This memorial plaque remembers a strangely shallow maritime disaster known as "Chicago's Titanic."

Illegal drag racing two stories beneath Chicago’s streets.

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

This baseball diamond was home to the Rockford Peaches, a team featured in the hit film "A League of Their Own."

A historic and oft-filmed prison stands in a Chicago suburb.

This urban drawbridge gained eternal pop culture fame when the Blues Brothers jumped it while it was raised.

One of Chicago's last seafood smokehouses perfects a dying breed of fishcraft.

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

This historic hotel invented the chocolate brownie.

A 400-foot-tall tall map of Chicago makes this once-ignored building stand out.

The iconic Chicago sculpture hides a beautiful and easily overlooked plaque on the backside.

Fragments of architectural wonders from around the globe are embedded in the newspaper building's walls.

This massive stained-glass masterpiece is thought to be the largest Tiffany dome in existence.

Take a break from all the boring business of death at this funeral home mini-golf course.

Running under an entire mountain, the longest highway tunnel in North America is kept fresh using portal fans and jet fans.

This WWII-era military installation once held an entire city within its walls - now, its walls are falling down.