Wednesday , August 4 2021

Tag Archives: Sand Tufas

Cities Of Otherworldly Towers Are Actually Sand Tufas

You could be forgiven for thinking that the otherworldly rock formations in these pictures come from another planet, or from a sci-fi movie perhaps. But they’re actually called sand tufas and they come from right here on earth. A tufa is a peculiar form of calcium carbonate, and they’re created …

Read More »