Abandoned city hidden from the world by tropical forest and isolation on the coast of Kenya.

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

Legend has it a commoner volunteered to be buried alive in the foundation so that the great fortress could be built.

Stretching almost 2,000 feet, this painting is one of the longest pieces of Buddhist artwork in the world.

These sacred totem houses connect the Fatakulu people with the spirits of their ancestors.

Ornate, dome-topped cenotaphs fill this royal crematorium.

This ancient structure is widely thought to be the oldest intact pyramid in the world.

This 700-year-old Cyprus castle is the birthplace of the world's oldest wine, said to be toasted by Richard the Lionheart at his wedding.

This small uninhabited island offers Galapagos-like biodiversity.

Robot jockeys ride their humped mounts to victory as part of a 21st-century twist on an ancient desert sport.

Natural cathedral designed by Italian artist Giuliano Mauri.

People have been scribbling on this massive chunk of granite for more than 1,500 years.

Crushed coral and crystals give the sand its signature coloration.

Two stone columns flank the grand Venice square, but there were supposed to be three.

Go inside to really appreciate this 500-year-old technological masterpiece.

Villagers have recycled bomber fuel tanks from the Vietnam War and turned them into very, very strong boats.

An ancient fortified mound raised over the millennia from settlements built one on top of the other.

This Javanese-Hindu temple from the 15th century is unmissable for anyone with even a passing interest in erotic art.

The sacred shrine of the Yazidis.

Elaborate patterns adorn the city's disappearing traditional architecture.

This remarkably well-preserved Incan city managed to survive the conquistadores.

Remnants of the 16th-century defensive wall still stand unassumingly within Edinburgh.

The ancient abodes are a testament to human ingenuity amid harsh climates.

This impressive system of tanks was used to store drinking water as long as 2,000 years ago.