This Paleolithic cave may be the oldest cemetery in North Africa.

One of the two original gateways into the Kasbah, this gateway is a nesting site for storks.

One of the tallest waterfalls in Africa is also home to a population of monkeys who enjoy the waters and the occasional guest.

Deliberately hidden for centuries, the magnificent Saadian Tombs were eventually uncovered in 1917.

Crumbling necropolis set high above Fez.

Rocky Atlantic beach home to a stunning stone arch.

Founded as a refugee camp, now a popular tourist spot.

Along the most northwestern point in Africa is an ancient cave surrounded by legends.

One of the most spectacular canyons in the world.

Morocco's Argania trees are infested with nut-hungry goats.

A secluded, little-known temple hidden amid the dense jungle.

Arguing within this idyllic, circular volcanic lake is forbidden.

A small 12th-century temple surrounded by waters believed to have curative properties.

More than 100 Hindu temples are slowly being swallowed by the forest.

This impressive clifftop temple was once at the center of an international custody dispute.

A battle between nature and architecture in the Cambodian jungle.

The possible imprisonment of Vlad the Impaler here earned the medieval castle its nickname, "Dracula's Castle."

The remains of a grand castle that may have inspired Bram Stoker's Dracula.

The vast, legendary catacombs hold secrets much stranger than stacked bones.

A church of bones, decorated with 40,000 human skeletons.

This large, circular tomb is the final resting place of the first emperor of Rome.

One of the most important yet well-hidden museums dedicated to the history of medicine.

The martyr's wax-enhanced skeletal remains lie preserved in a glass case in the Santa Maria della Vittoria in Rome.

One of several skulls claiming to belong to the beheaded St. John the Baptist is on display at this Roman church.