This sculptural piece by the artist Tom Otterness doubles as a jungle gym.

This elegant structure at the heart of a Finger Lakes town was originally a drinking fountain.

The largest museum dedicated to Italian Americans on the East Coast is located in a 100-year-old church.

America's post-nuclear-attack chambers of Congress.

Despite its lavish ornamentation, and wholesome lifestyle of its devotees, this mountain commune has faced its share of issues.

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

This university transit system is a 1970's vision of the future.

Two gems of Beaux Arts architecture that have been sitting vacant for years.

This general store is more than a century old and home to various oddities and antiques.

Spectacular mineral formations fill these caves, which have been used for everything from smoking meat to stashing illicit liquor.

In the mountains of West Virginia is this perfectly preserved Art Deco train station.

This functioning mill was built in the 1970s using parts from several other West Virginia mills.

In 1869, Swiss and German immigrants settled in this small town in the mountains of West Virginia.

Step back in time at this historic variety store, packed with items from a bygone era.

Once connected to the outside world by a single train track, this ghost town is looked after by the National Park Service.

This structure among the trees was the result of divine inspiration.

Mile-long cave system near Great Smoky Mountains.

This improbable contraption was passed down through five generations of industrious Tennesseans.

This large cave is a summer home to thousands of bats and has a rich history dating back to prehistoric times.

Alongside this Memphis trail are several sculptures that show trail-goers how to relax.

Located inside a former bread factory, this museum explores a century of transportation history through innovations that were extraordinary or failures—sometimes both.

A roadside music shop featuring a confounding series of folk art installations.

A natural sandstone bridge hidden in the Sewanee forest.

The world's largest version of this iconic puzzle cube is located in Knoxville, Tennessee.