These tombs were built into the side of a mountain so that ancient angels could reach the dead.

A Turkish ghost town abandoned in a population exchange with Greece.

The stunning remnants of this wreck emerge from an otherworldly backdrop of rainforests.

Buenos Aires' city of the dead contains some very famous remains, including Eva Perón.

A rare chance to get up close and personal with a 13-mile ribbon of ice near downtown Juneau.

The inspiration for the Patagonia Clothing logo, Cerro Fitz Roy turns pink at sunrise.

The railroad tunnel nicknamed the "Bloody Pit" for taking the lives of hundreds during its construction.

Inspiring Herman Melville and Henry David Thoreau, Mount Greylock in western Massachusetts is the highest point in the state at 3,491 feet above sea level.

One of the most scenic falls in Massachusetts has a history of death and grim legend.

An abandoned asylum once on the cutting edge of lobotomies may be reborn as a Christian college.

Retirement home where the actress who played the Wicked Witch of the West passed away.

The highest point in Connecticut was incorrectly memorialized before surveyors discovered the actual spot.

Bizarre living fossil only grows in a small chunk of the Namib Desert.

This "dead marsh" sits among the largest sand dunes in the world, a forest frozen in time.

In Namibia there is an installation that explores the intertwined linguistics and existential beliefs of an imaginary community.

The remains of diamond fever taken over by the desert.

This eccentrically decorated palace is replete with grottoes, fountains, tunnels, and caves.

The ancient dwellings of the Puebloans, located in the cliffs of majestic mesas.

Famously misunderstood wonder of the ancient world

The first declared National Monument in the United States.

Northern Ireland's Brobdingnagian stepping stones.

This iconic Parisian bookstore doubles as the "Tumbleweed Hotel" for traveling writers.

A battle between nature and architecture in the Cambodian jungle.

This 1,300 year old monastery built atop a single rock was once only accessible depending on the whims of the tide.