page_title: Mousa Ali
section_title: Geography
hierarchical_section_title: Mousa Ali / Geography
caption_attribution_description: English: The Mousa Ali Relief Map. Français&#160;: Carte de secours de Mousa Ali.
context_page_description: Mousa Ali is a 2,021 metres stratovolcano located on the tri-point of Ethiopia, Eritrea and Djibouti. The volcano is the highest point in Djibouti. The volcano's summit is truncated by a caldera, which contains rhyolitic lava domes and lava flows. The last known eruption occurred before the Holocene era.
  Mousa Ali is situated at the tri-point of the Tadjourah Region of Djibouti, the Southern Red Sea Region of Eritrea, and the Afar Region of Ethiopia.
context_section_description: The mountain has two distinct summits, the higher being the south one with an elevation of 2,021 metres The north summit in Ethiopia has an elevation of 1,871 metres. Both summits are separated by a large caldera, about 1 km (0.71 mi) wide and 1514 metres deep. Mousa Ali, in the northern part of the Great Rift Valley region, has Eritrea on its northern flank, Ethiopia on the west, and Djibouti the east and south. The Djiboutian town of Dorra is 36 km to the south-southeast, the Ethiopian volcano Manda-Inakir is 22 km to the southwest, and the road from the Ethiopian town of Manda to the Eritrean port of Assab is 19 km to the northwest.
caption: Mousa Ali relief map.
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