Once the "Eighth Wonder of the World," this iron railroad bridge was decimated by a tornado.

This quarter-mile tunnel under the Bluff in Pittsburgh bends at a 45-degree angle.

The tomb was guarded by soldiers from both sides of the war, and some left their initials carved in the brick.

The only place for a truly presidential dram.

Thomas Jefferson's estate is home to hundreds of varieties of historic fruits and vegetables.

Long-abandoned trolley tunnels just a mile away from the White House are turning into an art space.

Taste the white whiskey that the United States' first president once distilled and enjoyed.

The graveyard holding the remains of George Washington's slaves was forgotten for nearly 200 years.

A quiet, gothic haven nestled between Pittsburgh's Squirrel Hill and Point Breeze neighborhoods.

Home to the largest urban bat colony in North America, estimated at 1.5 million bats.

The deadly but beautiful ornamental oleander was planted all over the island of Galveston after the hurricane of 1900.

Beer lover's can-covered house.

This lush Florida island is home to the ruins of a crooked ship breaker's tiny empire.

The former home of the Nobel Prize-winning American writer is now home to dozens of six-toed cats.

A monument celebrating the idea of reaching inaccessible places.

"We Seceded Where Others Failed."

The abandoned Bermudian home of a British naval leader is surrounded by crumbling sporting fields and the graves of convicts.

Once a strategically imperative naval base, portions of this Bermuda dock complex now serve cruise ships.

Storms, funding, and in-fighting have kept this Bermuda church from ever being completed.

One of many reminders of Tesla's scientific contributions overlooks the falls which inspired him.

This Niagara Falls tourist trap is a world bright with neon and curiosities that will inspire love, hate, or a mixture of both.

A dramatic, 360-degree recreation of Pickett's Charge in the Civil War.

Giant busts of 42 U.S. presidents are sitting in a field in Virginia.

Affectionately known as "Lord Bot," this historic statue has a cult social media following and rightly claims to be “the most metal inhabitant of the Wren Yard.”