The evolution of recreational vehicles and motorhomes is on display in the “RV capital of the world."

This stunning gothic ruin was a casualty of the Indiana steel industry crash.

Symbolic attempt to overcome the issues of life.

The site of a 19th century "dream city" that almost rivaled Chicago before being swallowed by the Indiana sand dunes.

An actor's tribute to a former mentor.

See where Bill Murray kidnapped a hapless Punxsutawney Phil.

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

A journey begins with a single step, and for many, the road-trip of a lifetime started at this Chicago intersection.

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

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

A strange rock in Chicago marks the spot where a tree once stood in honor of the 18th President.

An amazing collection of scale model ships.

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

These chunky stone towers out in Lake Michigan are the key to Chicago’s drinking water.

A historic beacon built in the aftermath of the worst maritime disaster on the Great Lakes.

This deceivingly ordinary warehouse hides an enormous collection of pop culture treasures.

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

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

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

A six-story-tall golden pyramid, surrounded by a moat.

A replica viking ship from the Chicago World's Fair is still in dry dock in an Illinois park.

The unluckiest U-boat in the entire German fleet is now on display in a Chicago museum.

Once one of the world's great cities, Cahokia was a place of religious worship, trade and mass human sacrifice before being mysteriously abandoned.

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