Frank Lloyd Wright's most iconic home dangles over a Pennsylvania waterfall.

A toxic ghost town sitting atop a massive coal fire.

Known locally as "the giant head," this 14-foot LED sculpture has a photo booth in the neck where you can have a 3D picture taken and displayed.

The failure of one component toppled this entire bridge during rush hour.

Now in disrepair, this 19th century station was a stop on of the famed B&O Railroad.

An office built to look like a giant basket.

The largest ancient burial mound in Ohio.

A castle built by an eccentric medieval enthusiast in rural Ohio.

Rare recess caves fill this unbelievably beautiful Ohio park.

The largest earthwork effigy in the world.

Where beautiful signs live on forever.

One of many reminders of Tesla's scientific contributions overlooks the falls which inspired him.

The only remnant of a small mining town is an abandoned railroad tunnel that is steeped in ghostly lore.

The charming collection celebrates a small Ohio village's Finnish roots.

A monument to the “unrecognized dead” of the tragic 1876 train crash.

The site of the worst mining disaster in Ohio's history.

This park pays homage to the region's rich industrial history of brick making.

The world's tallest doric column is this Ohio monument to a naval victory in the War of 1812.

Memorials and tributes scattered across the university grounds remember a famous national tragedy of the Nixon era.

The 25th President's marble casket can be visited in this classical Ohio tomb.

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

A throwback train ride transports passengers through one of the lesser-known national parks in the country.

A fiberglass jungle, deep in the wilds of the Cleveland suburbs.

Marvel at this turn-of-the-century masterpiece that has been turned into a rather stately supermarket.