Man-made geyser that rises to the exact height of the Gateway Arch.

The world's third-largest scale model of the planets.

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

In Chicago, a pizza-enthusiast has opened a museum dedicated to the history of pizza.

This small, but long-running hobby club has built one of the largest model rail lines in the US.

This botanical garden outside Chicago boasts an array of more than 300 varieties of lilacs.

One of the last functioning antique elevators in Chicago.

Arguably the best example of an authentic Dutch windmill in the United States, rivaling its counterparts in the Netherlands.

The multinational Burger King chain is banned from operating within 20 miles of a family restaurant filed under the same name.

A river with some unusual, and occasionally dangerous, habits.

You have to love a museum with a truly dedicated focus. A focus on Superman, for example.

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

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

This sprawling mini-golf empire is an impressive testament to a disappearing attraction.

Recognized the world over as the home of the McCallisters in the 1990 movie "Home Alone."

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

Former hotel turned into haunted playground.

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

This historic hotel invented the chocolate brownie.

Each of these gorgeous, intricately decorated rooms is painstakingly crafted to the scale of 1 inch: 1 foot.

400 million-year old limestone caverns nestled in the Ozarks served as shelter and a hideout for cultures throughout North American history.

The world's largest man-made underground caverns offer unparalleled underwater wonders.

Erosion and time have created a naturally-formed water park.

Curious cave that stays a cool 56 degrees all year long.