A single handprint, which, according to Ohio State University legend, cannot be scrubbed off.

This NASA test station is home to some of the world’s largest and most powerful space environment simulation facilities.

This whimsical campus lawn is dotted with large sculpted numbers and hidden mathematical formulas.

For decades, this waterfall remained hidden because of an artificial dam.

This recycled wax museum may be the only one that features John Travolta in a Bible scene.

This massive airship factory is so large that it has its own indoor weather.

The inventor of the iconic Pringles can was so proud of his invention he was buried in one.

Solving a 60-year mystery finally gave a name to the young woman known only by the color of her clothes.

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

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

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

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

A circle of giant painted vases in the former pottery capital of the United States.

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

An unassuming 13-acre park is home to over 12,000 roses.

Mausoleums, astronomy, and animatronic dinosaurs at this memorial to an assassinated American president.

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

This tiny museum kept in a B&B laundry room holds the death mask of notorious bank robber Pretty Boy Floyd.

A wonderful and easily overlooked museum tucked in Ohio's Burke Lakefront Airport.

Inside, ancient treasures. Outside, modern contradictions.

This Czar-funded, onion-domed, lavishly muraled Orthodox Church played a starring role in "The Deer Hunter."

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

The site of Neil Armstrong's first flight is marked by a full on replica of the moon landers.

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