Bir Borhut volcano is an active, but almost unknown volcano in eastern Yemen near the Gulf of Aden. Old documents tell of volcanic activity in the 10th century, and it was reported to have still been "smoking" in 1813. [mehr]
NASA Landsat7 image (worldwind.arc.nasa.gov) showing the darker lava flows of Borhut volcano south and west of the Wadi al Masilah in eastern Yemen
Harra es-Sawâd volcano (also spelled Shuqra) is a volcanic field in southern Yemen. It contains about 100 cones that have produced young lava flows.
There are reports about an eruption in 1253 AD, but it's possible that there were more recent eruptions that went unnoticed.... [mehr]
Harra of Arhab volcano is an active volcanic field ca 30 km north of the Yemen's capital Sana'a. Harra of Arhab lava field contains a few small stratovolcanoes and about 60 scoria cones, that cover an area of about 1500 sq km.
At least two eruptions occurred in historical ... [mehr]
Harra of Bal Haf volcano is a small volcanic field about 100 km SW of the city of Al Mukalla in southern Yemen along the along the coast of the Gulf of Aden.
At least one basaltic lava flow is probably of historical age. [mehr]
Harras of Dhamar volcano has its name from a large lava field around the town Dhamar 100 km SE of Yemen's capital Sana'a. The lava flows belong to a large volcanic field, stretches 80 km to the east and consists of young stratovolcanoes, cones, and basaltic lava flows overlying o... [mehr]
Jabal el-Marha volcano is an isolated ca. 250 m high tuff cone 11 km south of the capital Sana'a in Yemen. Little is known about this small volcano. [mehr]