This park contains a number of standing stones meant to heal and inspire.

The train collection of an eccentric New England seafood mogul is now a National Historical Site.

The internal railway of one of the biggest steel plants in America has been transformed into a linear park with unique industrial views.

The United States’s oldest funicular railway glides up and down a steep Pittsburgh street.

An underground blaze turned this village into a ghost town.

Go surfing on this urban wave, "hacked" by local surfers.

The fairy tale castle of the “fairy-tale king,” this was also the inspiration for Disney’s “Sleeping Beauty.”

A decommissioned military complex that's now a modern industrial park.

This national park on the shore of Lake Michigan features remarkable dunes that lie at the heart of a Chippewa legend.

This picturesque beacon was built to keep boats safe shortly after the Civil War.

The fifth-longest suspension bridge the world, connecting one Michigan peninsula to another.

Island where motor vehicles are banned -- home to the only carless highway in the United States.

Beautiful scenery, history, science, and physics come together in this remnant of shipping lore.

The lowest point in the state of Illinois, at the confluence of the Mississippi and Ohio rivers.

Speak to a companion on the other side of the room loud and clear through this architectural anomaly.

The Old Courthouse takes visitors on a captivating trip through St. Louis' timeline.

A floating museum that was sunk by a flood and left to rot in the tides.

What was meant to be a temporary exhibit is now a permanent fixture at the St. Louis Zoo filled with beautiful birds.

This is not your typical jungle gym.

This titanic oil company sign is a reminder of the Americana boom of the 1970s and also its commoditization.

This spot in St. Louis, marked with a simple sign, has seen more pro baseball than just about anywhere else in the world.

The first rural cemetery west of the Mississippi is home to the elaborate tombs of St. Louis' local beer barons.

At the birthplace of American railroading, a world-class collection of historic trains.

A charming tour of the umbrella, tin-can, and drinking-straw capital of the world.