This part of Ethiopia is called the Danakil Depression, one of the remotest and lowest places in the world. It is a unique land formation within the Great Rift Valley system. Until today, this part of the earth is unstable pulling each other to the opposite side.
Erta Alle is particularly a unique Lave Crater Lake that erupts all the time. Erta Alle is the best place to study geology particularly the volcanic eruption, besides it has a great adventurous value.