The Richat Structure / “Eye of the Sahara” (Mauritania)

Across the sun-seared emptiness of Mauritania’s Adrar Plateau lies one of Earth’s strangest sights—the Richat Structure, commonly called the “Eye of the Sahara.” Roughly 30 miles across, this vast formation has served nomadic peoples for millennia as a sacred, intimidating landscape where geology, magic, djinn lore, and the harshness of the desert intertwine.

For years scientists believed the Richat’s perfect rings marked a meteor-impact crater. Later studies showed the Eye was born about 100 million years ago, when blistering magma pushed up from deep inside the planet, ballooning the surface without ever erupting. Erosion eventually sheared off the top, revealing a labyrinth of concentric ridges and valleys. As the dome formed, iron-rich layers aligned with the ancient geomagnetic field; even today they act like built-in compasses, creating strong electromagnetic anomalies. Early nomads crossing these rings felt sudden disorientation, as if the land itself spun them in circles, reinforcing the belief that the place was cursed.

Beneath the scorching surface lies a hidden world: huge aquifers, relic ice, and dry riverbeds. During the era of the “Green Sahara” this region was a lush savanna brimming with water; now it is a giant desiccated reservoir.

The rapid disappearance of those ancient cultures sparked one of modernity’s biggest legends—many people identify the Richat Structure with Plato’s true Atlantis. The parallels are striking: Plato described alternating rings of land and sea, perfectly matching Richat’s water-filled valleys during the Holocene; the first king of Mauretania, like Atlantis’s ruler, was named Atlas; and just to the north rise the Atlas Mountains. Stories of a divine curse that swept a civilization away with a colossal flood echo in the marine fossils and whale bones found deep in today’s desert.

Local belief says the wasteland teems with djinn—spirits of “smokeless fire” able to shift forms. In this harsh terrain they often appear as snakes, scorpions, or lone wanderers haunting ruins. Encounters can range from uneasy bargains to deadly peril; the vengeance of an angered djinni is swift and can end in possession or madness.

From 100 Cursed Places · Fern Flower Press