Traveling this mountain pass reveals quaint stone buildings, stunning Irish scenery, and a bridge said to grant wishes.

Ralph Waldo Emerson spent two years living here decades before it became a Frederick Law Olmsted-designed park.

The often-overlooked ruins of one of the first buildings designed by famous landscape architect Frederick Olmsted.

A mysterious collection of stones stand outside a small New England town.

One of the most scenic falls in Massachusetts has a history of death and grim legend.

This locally-famous crevasse in New York State is icy all year round.

Naturally formed white marble arch housed in an abandoned marble quarry from the 1800s.

The railroad tunnel nicknamed the "Bloody Pit" for taking the lives of hundreds during its construction.

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.

Locals purchased this abandoned quarry in order to make sure it continues to be overgrown.

In order to save this beloved rock, locals blew it up and put it back together piece by piece.

America's "second most important bell" is a contentious spoil of the Civil War.

The largest body of water in Massachusetts annihilated four small towns just to slake Boston's thirst.

This small glass cube is a peaceful out-of-the-way sanctuary at the busy airport.

A railroad tunnel that, upon its completion, was considered one of the engineering marvels of the modern world.

The first statue of Christ sleeping on a bench in the United States confused its affluent parish.

There aren't too many operational funiculars around, but Pittsburgh has two!

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

The house that Frank Lloyd Wright "(shook) out of his sleeve at will" at the age of 86.

Behold the rickety wooden glory of the world's oldest operating roller coaster.

This small-town library was the first in the world to be entirely supported by taxation.

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

According to local myth this cemetery is half evil spirits, half good—split down the middle.

Overgrown ruins of a turn of the century island fort that sees very few visitors.