The granary (agadir) of Tasginnt, one of the oldest for the Idouska tribe, In Moroccan societies the agadir was considered a sacred institution whereby the local community reaffirmed their connections with the regional saints in the form of offerings. Agadirs were built as fortresses with narrow streets controlled by doors with multiple locks. Morocco. Islamic, Idouska Oufella Tribe. dates from the 17th century, AD. Ait Abdellah region, Anti Atlas.