A relic of the Cold War in Chicago.

A mini Wrigley Field for mini baseball players.

At the largest railway museum in the United States, you can see everything from an early steam engine to a functioning Thomas the Tank Engine.

Though it's thrived abroad, this forgotten Dunkin' rival has just one store left in the States.

This historic store hides a museum exhibiting a shoe-sizing x-ray machine and a pair of kicks that once belonged to the world's tallest man.

Abraham Lincoln's likeness rests at the top of this giant totem pole.

One of the largest carillons in the world, this giant instrument has 67 cast-iron bells played by a keyboard.

Pumpkin-like gargoyles and grotesques peer down from the rooftop of this unassuming apartment building in Illinois.

The park that the Chicago Stockyards built.

This odd stone memorial remembers a loyal dog who offended the rail barons with his speed and saved his master with his pee.

Now nearly abandoned, Kaskaskia was once the capital of Illinois and one of the most important towns on the upper Mississippi.

This simple gravestone remembers a pig who single-hoofedly raised $19,000,000 for the Navy.

This former nursery supplied plants for the creation of Chicago's largest park.

The sign to a demolished amusement park now stands in front of a local library.

Known as the "Cross At The Crossroads," this massive metal cross is just short enough to avoid the FAA.

The lowest point in the state of Illinois, at the confluence of the Mississippi and Ohio rivers.

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

The world's largest covered wagon is piloted by a giant Lincoln lawyer.

The famous Beatle secretly visited this Illinois town several times to visit his sister.

The only place in America where anyone who wants can shovel coal aboard an antique train.

Built in 1869, this now-retired structure looks more like a medieval fortress than a county lock-up.

Tucked away amongst townhomes lies a restored, early 20th-century tea house and garden, the only remains of a historic estate.

Location of the Real World's disastrous, and protested, eleventh season.

This national park dedicated to the tallgrass prairie ecosystem still displays its military past.