A small cemetery chapel designed by Frank Lloyd Wright and built in 1906.

This architectural stunner is one of the few surviving Egyptian Revival theaters in the U.S.

These historic defenses ensured the city within would survive hundreds of years of occupations, sieges, and invasions.

Home to some of Indiana's last bison herds.

This family driveway also serves as the highest point in Illinois.

The only place in America where anyone who wants can shovel coal aboard an antique train.

The final resting place of two unknown soldiers.

A mini Wrigley Field for mini baseball players.

A historic and oft-filmed prison stands in a Chicago suburb.

With 8,000 pipes this giant instrument is the most versatile theatre pipe organ ever built.

The dream home of an iconoclastic renaissance man still stands as a monument to his domestically mundane vision.

Thirteen pastel palaces in downtown Charleston add a gorgeous splash of color to the city.

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

This park harkens back to frontier life in Wisconsin.

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

This lush 12-acre site was once named the finest Japanese garden in North America.

The carved remains of a 200-year-old oak tree memorialize the namesake of the iconic "Wizard of Oz" character.

This historic Illinois "Muffler Man" has been converted from axe-touting lumberjack to rocket-wielding space ace.

What was once the second largest steel mill in the US is now a sprawling complex of modern ruins.

This national park dedicated to the tallgrass prairie ecosystem still displays its military past.

A tribute to one granddaughter's old apartment which now represents the whims of each visitor.

Giant works of art interspersed throughout meadows and woodlands offer a new discovery at every turn.

This cemetery is all that remains of a school for "wayward" girls.

A hidden grotto on the grounds of the Kane County Government Center.