A tunnel with windows, so you don't miss out on the impressive views.

Giant, natural amphitheaters made of delicate geological formations called "hoodoos."

It took more than 20 years and a sharp eye for one man to assemble this quirky collection.

Former villa and estate of James Deering developed to preserve native tropical forests.

Located within a historic park, the beacon is the oldest standing structure in Miami.

After a battle with Congress, Webb C. Hayes installed the gates of the White House on the fence of his father's Presidential Library and Museum.

This unique piece of land is home to a patented artificial lake and the remains of an old Girl Scout camp.

The remains of a massive blast furnace in what was once one of the country's largest iron-producing regions.

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

A bronze monument to Cleveland's favorite, fastest son.

Acres of English cottage gardens, unexpectedly nestled in a Cleveland suburb.

Georges Seurat’s pointillist masterpiece has been recreated in Ohio in topiary form.

This steamer is known as "The ship that built Cleveland."

Cleveland's giant "free" stamp is a nod to the Civil War, but was misinterpreted for years.

Spectacular mineral formations fill these caves, which have been used for everything from smoking meat to stashing illicit liquor.

Explore the largest pure gypsum deposit in the world, and go dune sledding while you're at it.

The second-largest cave chamber in the world was discovered in 1898 by a 16-year-old and a friend known as "Pothead."

This conservation area is also home to many of the region's desert tortoises.

A dazzling display of lights and crystals.

Inside the unassuming cemetery chapel is a magnificent stained glass window and mosaics.

These beautiful wineries were at the center of Lake Erie's "grape belt" back when the Midwest dominated American wine production.

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

Deep scars on the earth left by the Ice Age.

Built for an exposition in 1915, these horticultural displays have stood the test of time.