A grotesque Fiji merman dwells within this traditional Dutch-style building.

Museum houses an impressive display of the origin and artistry from the now-quaint invention's history.

The land is home to swimming ponies and a legendary 18th-century treasure.

One of the few beardless depictions of Lincoln, George Grey Barnard's 1917 statue was denounced by many—including Lincoln's own son.

After a water tower painting was accused of being an ad, a simple fix was made that gave the city a motto.

The childhood home of the Wright Brothers in Dayton.

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

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

The largest ancient burial mound in Ohio.

An art deco ice cream shop covered in vintage tiles.

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

A bronze of the man in all his sinewy glory celebrates his longtime connection to the Ohio city.

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

The largest earthwork effigy in the world.

The only way to see Pittsburgh is from the top of this lookout point, just like the ancient members of the native peoples did.

Dr Barnes' $25 billion private collection of art and arboretum.

A restored Pittsburgh house of God has been converted to a marvelous house of suds.

Pennsylvania’s creepiest roadside attraction is a haunting example of roadside kitsch.

This vintage short line in Amish country runs passenger steam train excursions and still hauls freight.

A eight-foot-tall statue resides in the heart of Pennsylvania anthracite coal country.

In use from 1742 to 1910, only flat headstones were allowed in this cemetery.

One of the world's oldest continually operating bookstores.

One of Gettysburg’s least visited battlefield memorials is off the beaten path, but worth a visit.

Home of the only civilian casualty at the Battle of Gettysburg.