The NBA player's elaborate former home is now a ghost of its old glory.

This abandoned 19th century orphanage started as a boarding school for children of Civil War veterans.

Hidden on the 7th floor of a historic building, this Cajun spot features wall-to-wall bottles of hot sauce.

An abandoned meat mecca now serves as an excellent locale for urban exploration.

A onetime gangsters' hideaway where you can dine on steaks, fine wines, and cigars just like they once did.

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

Taxidermy, Cigar Store Indians, A Model of a New York Tenement and Delicious Draft Root Beer.

The palatial McDonald's that inspired Wesley Willis.

The 40-year-old machine serves soda quicker than you can catch it for a mere 75 cents a pop.

A European-style bath house in Chicago.

A display of magnificent stained glass windows is the first exhibit of its kind.

One of the largest pieces of scientific equipment ever carried on a NASA space shuttle sits in a Chicago alley.

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

What was once one of the country's largest confectionary plants is now an abandoned ruin, but is still pretty sweet.

Pizza with a side of fine art.

A Museum of Holography frozen in 1974.

A century-old network of freight tunnels underneath the city's historic business district.

Meant for a railway that was never built because of the Great Chicago Fire, these piers still stand nearly 150 years after they were installed.

The remnants of Peoria's proud baseball past stand slightly abandoned, but not forgotten.

One of two identical monuments marking the sites of military training encampments in Peoria, Illinois.

A relic of the Cold War in Chicago.

The oldest house in Galena, Illinois, now is a reminder of when this city was the world's lead mining capital.

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

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