The oldest house in Chicago certainly doesn't look the part and there are some who say it doesn't deserve its title either.

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

This historic hotel invented the chocolate brownie.

First planned industrial community in the United States.

The iconic Chicago sculpture hides a beautiful and easily overlooked plaque on the backside.

Fragments of architectural wonders from around the globe are embedded in the newspaper building's walls.

You can take a class, browse the library, or visit the lavish lair of an international men's humor society.

An outdoor urban gallery of large-scale artworks by the world's most influential street artists.

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

An unassuming store hides relics of its former life as the jazz club that hosted some of the best black performers of the 1920s and '30s.

Hot Doug's "Hot Dog" Stand.

The palatial McDonald's that inspired Wesley Willis.

A European-style bath house in Chicago.

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

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

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

This historic house museum that celebrates one of the world's most influential social reformers is also one of the most haunted locations in Chicago.

Designed by Alfred Caldwel, this landscape showcases his vision of a native garden.

The world's largest woodcarving collection includes dozens of Bible scenes and a wooden bestiary, all carved by one man.

Walk up a ramp through a forest for panoramic views of Lake Michigan.

This park harkens back to frontier life in Wisconsin.

The tragic death of 19-year-old Mabel Tainter in 1886 led to the construction of this unique Victorian-era theater in the northern woods of Wisconsin.