Secluded amid upstate New York’s Adirondack Mountains lies this subterranean emblem of a nation on the brink of nuclear war. And it's for sale.

Industrial ruin decimated this tiny New England company town in a fashion no one saw coming… and even fewer remember today.

Once home to seven different roller coasters, Glen Echo has undergone many transformations since its founding in 1891.

A Civil War fort in the middle of Washington, D.C. has been swallowed by a forest.

The United States Capitol's former columns still stand.

A haunting tribute to pioneering photographer Clover Adams.

With over 100 jam-packed rooms to explore plus elaborate tea services and events, the Mansion on O Street is a hidden treasure.

This grand gothic brewery has been pumping out suds for over a hundred years.

A monument in Washington D.C. marks the spot from which all other roads were supposed to stem.

Despite violent work crews and massive delays this abandoned canal tunnel was built to last into the modern day.

An abandoned stretch of highway, deteriorating next to the operational one.