Walla Illa by Tinariwen is part of folk music tradition in/by Mali. Folk Music of Mali is traditionally brother to some other region(s) in the world. If you want to listen to song(s) in the same genre or with the same root with Walla Illa (or folk music of Mali), other than checking Mali you can also check music of Niger, Mauritania, Western Sahara and Burkina Faso. From the top menu, first choose the desired region and then find the link from the map or country list.