This is the Danakil Depression in Ethiopia, lying within a colossal rent in the Earth's surface where giant land masses are pulling away from one another.
Horizontal glaciers are formed when farmers redirect glacier meltwater into channels and pipes, then carefully siphon it off into a series of basins made from stones and earth.
Amid the soft juicy vegetation of the hollow in which they sat, the motionless and the uninhabited solitude, intruded the chink of guineas, the rattle of dice, the exclamations of the reckless players.
Craning his neck sideways, he realized that they had reached the rim of a vast hollow, a hollow that had been cleared of trees, so that the stars shone brightly onto the worst scene he had ever clapped eyes upon.