Overlooked by many, the two famous Scottish warriors guard the main gate of Edinburgh Castle.

Ruined 11th century abbey built by King David I in Edinburgh, Scotland.

The bombed out remains of the old church were kept intact next to the new one, as a reminder of the futility of war.

A clock set into the concrete outside a Manhattan jeweler has been telling time underfoot for over a century.

Enjoy a slice while browsing the world's largest collection of pizza memorabilia.

Memorial to the 137 lives lost on a ship fire, the whole hulk of which washed up on the Asbury Park shore.

A mine fire has been burning under the deserted town since 1962, but this church is still going strong.

America's first serial killer rests in anonymity.

Frank Lloyd Wright built this suburban synagogue late in life, but it stands among his most iconic masterpieces.

The cinder cone volcano with a less than complimentary name.

This historic national park is covered in the stunning ruins of red rock pueblos.

Ninety feet off the valley floor is an ancient dwelling put under protection of the U.S. government by Teddy Roosevelt.

One man's attempt to create an artistic wonder on a run-down block in Detroit.

Holding multiple historical boats and an entire 19th century village, this New England attraction is the largest maritime museum in the world.

Underground tunnels remain beneath this abandoned mental asylum.

The land is home to swimming ponies and a legendary 18th-century treasure.

Hundreds of numbered stakes hidden in the woods mark the graves of the lost souls of a nearby asylum.

The home of aviation trailblazers, in a remote corner of the big city.

The 28-foot granite map plots the locations of 40 theaters in New York City.

A winding, cliffside stretch of road overlooking the Delaware River.

There must be a pun in this haystack somewhere...

Lady Liberty's first beacon of enlightenment is now displayed in a museum near the statue.

This former theme park in New York's Adirondack Mountains fell into ruin before being resurrected as a state-run campground

Beneath the mossy overgrowth covering this once-sprawling campus lies decades of history and the secrets that come with it.