America's oldest Eastern European synagogue provided the immigrants of crowded Lower East Side tenements a space of sanctuary.

One kilometer of thick brass rod laid out before your eyes.

Plot your trip through the city on the sidewalk.

A room in New York City that contains 250 cubic yards of dirt worth a million dollars.

Imagine having a street run right through your home, or better yet, a historic bridge three stories high.

A tiny museum housed in a New York freight elevator specializes in the "overlooked, dismissed, or ignored."

La Monte Young and Marian Zazeela's "Dream House" will immerse you in an ever changing world of sound and light.

The famous author's cottage hideaway.

A suspended garden, now gone, once hung in the middle of this abandoned church.

This magnificent Cincinnati graveyard is also a popular public park.

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

Ohio's 19th-century communist micro-society.

What is it about mushrooms that makes people wish they lived inside of them?

A small storefront museum explores the history and myth of West Virginia's famous urban legend.

How did a massive marine arthropod find its way to landlocked Ohio?

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

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

One of the last few period-correct, hand-operated canal locks in the country.

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

In this relatively flat state the highest point is an honored place.

A miniature world of concrete and stone in Springfield, Ohio.

Rare recess caves fill this unbelievably beautiful Ohio park.

This pair of eccentric Ohio castles were built by a pair of brothers who wanted to bring a bit of class to the Ohio wilderness.

These sub-farmland caves are home to a majestic stalactite known as the "Crystal King."