The king of U.S. high points towers over every other peak on the continent.

A high school astronomy enthusiast designed this model of our solar system to be traversed on foot.

During the summer, surfers in Alaska take advantage of this inlet’s unusual water patterns.

Clean, cold drinking water flows from a nondescript pipe in a roadside rock face.

Open day and night, a church with three pews and Bibles.

The final resting place of soldiers' loyal canine companions.

The world’s first museum dedicated to the history of childhood opened in Edinburgh in 1955.

The highest peak in the United Kingdom has a history of physics, specters, and a pilgrimage of strange objects.

These unassuming lighthouses have seen the first reading of the Pledge of Allegiance, the first wireless transmission, and more than one mystery.

Rusting away on the edge of New Jersey are the remains of a Cold War missile launch site.

Featuring the the longest lift span of any vertical-lift bridge in the world.

Tucked behind New Jersey's abandoned Gingerbread Castle lie the eerie ruins of a once-flourishing paper mill.

Once in a state of dilapidation, this candy-inspired fortress is now being revived.

Whimsical artist house in the New Jersey woods.

The highest point in New Jersey is marked by a massive, if simply named, obelisk.

A secret climbing tree hides along the side of a Costa Rican road.

The sister plane of the C-123 shot down during the Iran-Contra Affair has found a new purpose in retirement.

Costa Rican accommodation resembles a crash site, but with a nice balcony.

This Costa Rican topiary park is a surreal garden of unearthly delights.

Sloth rehabilitation center in the jungle of Costa Rica.