What is "mallahle"

Mallahle (also Mallali or Aruku) is a stratovolcano on the border of Ethiopia and Eritrea, with a 6 km wide caldera

Mallahle is the highest peak in the Afdera region of Ethiopia. It is located in the Danakil Horst at the southern end of the Danakil Alps It makes up part of the Bidu volcanic complex (with the Nabro Volcano, Bara Ale and Sork Ale).