Inside, ancient treasures. Outside, modern contradictions.

A favorite of Amelia Earhart, ranking among those rare bridges that can be crossed without changing sides of the river.

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

Faces carved into the cliffs create an otherworldly walking trail.

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

This abandoned bridge to nowhere stands secluded in the woods of a Cleveland suburb.

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

The only remnant of a small mining town is an abandoned railroad tunnel that is steeped in ghostly lore.

Rare recess caves fill this unbelievably beautiful Ohio park.

A castle built by an eccentric medieval enthusiast in rural Ohio.

An abandoned relic of the city's failed experiment with below ground transit.

The largest earthwork effigy in the world.

A planned settlement in Pennsylvania once housed the aristocratic refugees of the French Revolution.

The graffitied ruins stand hidden within the Pennsylvania woods.

One of the oldest log cabins in America is one of the last of its kind this historic Swedish dwelling remains a piece of living history.

The ruined remains of a coal mining ghost town are hidden within the woods.

One man's real life disfigurement inspired a lasting local legend surrounding an eerie tunnel.

This hidden gem of a garden has one of the only surviving Victorian ferneries in America.

The Pennsylvania landscape depicted by a quarter mile of mosaics made from used road signs.

The oldest farmer's market in America is so ancient it was approved by the King of England.

The remains of a community that was forced to move for a dam that never materialized still rot in this Pennsylvania park.

This palatial botanical garden is home to one of the largest pipe organs ever installed in a private residence, and a piece of Wood's cycad.

In which a local geological marvel becomes a quaint roadside attraction.

Over 100 concrete munitions bunkers are all that remain of a Pennsylvanian village seized by the US government.