This arch celebrates the romantic memories of those who danced at the Cloudland Ballroom.

A nearly lost tribute to an 11-year-old boy killed during a World War I homecoming parade.

The pillar of this bridge contains a small home and underneath, a ballroom.

Elevated freight railway turned wildly successful urban park.

Queensland's largest dam includes a winding spillway that offers drivers a mesmerizing sight.

The longest manmade tunnel in Queensland is now a beautiful trail, home to a special colony of bent-wing bats.

This historic tall ship traveled 1.5 million miles around the globe, and once did duty as the mythical pirate ship in Peter Pan.

For a century, the tallest building in Tasmania was a tower built to manufacture ammunition.

Three-story concrete ram with a permanent gift shop.

A glimpse into the lives of the the Miwok and Paiute people in Yosemite National Park.

The awe-inspiring ship from the golden era of cruising has an incomparable history and a reputation as one of the world’s most haunted places.

Quite simply the largest tree in the world (by volume).

Under the right circumstances, this waterfall in Yosemite briefly turns a luminescent fiery orange.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

Yo, Adrian!

Lake Champlain Bridge, the recently demolished and rebuilt bridge where they filmed "What Lies Beneath".

A museum dedicated exclusively to the lore and history of ouija boards.

Historic Hull Street was actually the first street with a proper name in the Boston area.

Located just behind a quiet residential neighborhood, this is ground zero for the Salem witchcraft hysteria of 1692.

Berthed at the Charlestown Navy Yard in Boston, "Old Ironsides" is the oldest commissioned warship still afloat.

Memorial of the Salem witchcraft hysteria in the town of Danvers, where it all began.

The 340-year-old house that inspired the classic Nathaniel Hawthorne novel.

The only structure left with direct ties to the Salem witchcraft trials of 1692.

Underground tunnels remain beneath this abandoned mental asylum.