100 massive sculptures in the Hudson River Valley.

Exact replica of the ancient monument, but much, much lighter.

An organ located deep within a cave, whose "pipes" are the geological features of the cave itself.

Edgar Allan Poe's old dorm is now a shrine to the author's legacy.

Ghosts of France's colonial past.

A museum devoted to bringing to light forgotten or neglected histories through exhibitions, education and public programming.

An abandoned vacation home spent a decade taking on legends. It's now taking on water.

A wunderkammer hidden on the top floor of the Hartford statehouse.

A monument to the military service of America's greatest traitor refuses to even name him.

One man's swirling six-acre monument of stone.

An old abandoned mining town in The Adirondacks where Theodore Roosevelt first learned of the shooting of President William McKinley.