An angular maze of concrete in Grand Rapids acts both as public art and as a staircase for fish traveling upstream.

This presidential tomb was not dedicated until years after Harding's death due to personal controversy.

The inventor of a number of hybrid corn species is immortalized with a field of giant corn.

Bison, America's national mammal, are staging a slow comeback in Ohio's prairie parkland.

A unique collection of military history dating back to the American Revolution.

All that remains of a gigantic earth-moving machine.

Rows of 19th-century brick ovens used to process coal into coke form the center of a wooded park.