The oldest county library in the United States.

A county library in rural Ohio houses one of the finest mineral collections in the world.

A gregarious Ohio resident has been building his whimsical temple to peace for decades.

In this relatively flat state the highest point is an honored place.

The playful side of the Columbus community is on full display.

Inside this wonderland of weird, visitors are treated to a collection ranging from skeletons to haunted artifacts.

Inside houses a vast collection of military aircraft and missiles spanning the ages.

The childhood home of the Wright Brothers in Dayton.

The world's first aircraft factory has been hiding inside an automobile plant for almost 80 years.

This stuffed pigeon of war had the very serious name "John Silver" until he lost a leg in battle.

A comprehensive look at the art of Joaquín Sorolla in his former home in Madrid.

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

This moving cemetery sphere is a slowly rolling stone.

Featuring one of the most complete and original collections of Presidential memorabilia, this is the site of the last front porch presidential campaigns.

A gas station has taken the place of the home of the 19th American President.

Constructed from the ruins of a former glass factory, this park incorporates the old with the new.

A miniature world of concrete and stone in Springfield, Ohio.

The mounds at this site were reconstructed with the help of archaeologists and historians.

A slab of sandstone covered with mysterious 1,000-year-old rock carvings from a vanished North American culture.

Circleville is seriously smitten with this giant gourd.

A giant lumpy candle serves as a beacon for this highly scented pit stop.

These sub-farmland caves are home to a majestic stalactite known as the "Crystal King."

Third time's a charm, or in this case, two testicles are.

A centuries-old house, once part of the wall of Granada, sports musket barrels from the battlements which allude to its original owner.