The
Harrat al-Shamah (also known variously as the
Harrat Ash Shaam and the
Harrat e-Shamah) is a
volcanic field covering a total area of some . This massive alkaline volcanic field extends from southern
Syria, across
Jordan and into northwestern
Saudi Arabia.This wide extended basaltic province contains more than 800 volcanic cones and around 140 dikes and ring dikes.