A chilling disappearance (and rescue) of a child uncovers a geological mystery.

A giant concrete egg marks this Indiana town as the "Egg Basket of the Midwest."

The longest structure of its kind ever built in Michigan.

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

A rural hall of justice holds the world's only comic book and superhero museum.

The oldest continually used church in Minneapolis also sells great meat pies.

This lab's maddening silence is good for business but bad for sanity.

Robots, lasers, and whoopee cushions, oh my!

A theater sits abandoned on Roosevelt Road, once majestic in splendor, now majestic in decay.

In one Chicago park, a trio of werewolves are waiting to devour their fallen brethren.

How did a 2,000-year-old Roman column find its way to a Chicago park?

From banquet hall to Masonic Lodge and now concert venue, Ganz Hall is a breathtaking glimpse of into the golden age of American architecture.

Odd, decrepit fountain honors Chicago author who had mixed feelings about his hometown.

Chicago's Navy Pier on Lake Michigan was a training hub for aircraft carrier pilots during WWII.

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

A bloodstain from "the wound of the transverberation of the heart."

Orthodox church partially financed by Tsar Nicolas II.

Once called the "Polish Gold Coast" it is an icon of the neighborhood that bears its same name.

The world's only known button museum.

Home to a protest movement, a bombing, and a dramatic change in labor history.

A hot dog stand where the heads are just as hot as the dogs.