This Neolithic passage tomb forms part of a World Heritage Site.

A Neolithic passage tomb said to have sheltered two legendary Irish lovers.

The largest portal tomb in Europe has a capstone weighing around 150 tons.

This Irish show cave is said to have been the site of a Viking massacre that claimed 1,000 lives.

See some of the world's greatest racing horses at this idyllic thoroughbred breeding facility and garden complex.

This singular Irish dolmen is more Frank Lloyd Wright than upright stonehenge.

A hugely vast Irish landscape of barren rock that stretches for miles.

Take a drunken tour inside the world's largest known geode.

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

Deep scars on the earth left by the Ice Age.

The only presidential monument to display a late POTUS's actual casket.

A jukebox headstone marks the grave of the Cleveland disc jockey credited with coining the term “rock 'n' roll."

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

The angel of death appears to weep black tears at this grave marker.

The heroic sled dog of the 1925 serum run is preserved in taxidermy.

This spectacular public market has got meat, fish, vegetables, baked goods, and enough kielbasa for a lifetime.

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

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

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

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