The Meidob Volcanic Field spans an area of about 1,930 square miles on the western side of Sudan. It includes almost 700 vents that are believed to be just under 6 million years old.
That said, an eruption hasn’t occurred since around 2950 BCE.
This image was taken by an astronaut on board the International Space Station using a Nikon D4 digital camera with a 1150 millimeter lens.
Source: NASA Earth Observatory