The largest burial mound in the United States holds the remains of prehistoric West Virginians.

The United States’s oldest funicular railway glides up and down a steep Pittsburgh street.

The souvenir got the company’s founder out of a pretty pickle at the World’s Fair.

There aren't too many operational funiculars around, but Pittsburgh has two!

This permanent exhibition celebrates the finest of our heartless automatons both real and fictional.

The last remnants of Fort Pitt also hold the distinction of being the oldest structure west of the Allegheny Mountains.

Rare recess caves fill this unbelievably beautiful Ohio park.

A 2,000-year-old Adena burial mound located along a busy street in Columbus, Ohio.

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

A real flying saucer, contracted by the U.S. Air Force.

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

You can walk through the first Boeing Air Force One, which famously carried JFK's casket from Dallas back to D.C.

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

A headstone tells the sad story of a lost little boy and his pet dog.

An art deco ice cream shop covered in vintage train station tiles.

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

The only depiction of Abraham Lincoln holding a weapon, and the names of all 9,000 Cuyahoga veterans of the Civil War.

Funded by John D. Rockefeller, this is one of the earliest, and most beautiful, shopping arcades in America.

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

A collection of Witchcraft artifacts and occult paraphernalia started by the leader of the Long Island Coven.

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