This abandoned iron furnace was one of the first to use coke—a type of high-carbon fuel—to make iron.

Frank Lloyd Wright’s most iconic home dangles over a Pennsylvania waterfall.

A local scoured more than 1,000 acres for stone to create his masterpiece.

A quirky collection of outsider art made from automobile parts.

Designed as a place for patients to take in the scenery, this tower has a dark history.

Explore the dark underground corridors of this graffiti-covered former military fortification.

The world's only and thus largest collection of its kind celebrates everyday wonder through simple umbrella sheaths.

In Gloucester, Massachussets, fishermen celebrate a successful year at sea by charging a lubed pole to capture an Italian flag.

This location of a Mexican chain restaurant has a unique location: an old jail.

The 92-foot-tall structure is based on the aircraft that carried the first Americans into space.

Carved, egg-shaped stone with no explanation.

One of the few brewers in the U.S. experimenting with hop-free beers.

Once the future of underwater combat, this old sub is now open for visitors to muck around in.

New Hampshire's first neighborhood is now preserved as a historic village with live action role players.

Stumps of an Ice Age forest, visible only at low tide.

Resonating tubes make music from highway overpass.

This abandoned neighborhood is now a park filled with beautiful trees, wildflowers, and hints of its past.

Inspiring Herman Melville and Henry David Thoreau, Mount Greylock in western Massachusetts is the highest point in the state at 3,491 feet above sea level.

An old trolley bridge was converted into a breathtaking garden bursting with colorful flowers.

More than 200 unconventional musical instruments that anyone can play.

This massive sycamore tree has been labeled as one of the largest in the state.

A local prank turned town icon.

The beloved, war-tested mascot of a Union regiment graces their battlefield monument.

While seemingly a cruel joke, this bench actually honors an esteemed member of the community who passed away in 2006.