The region was bordered by the Atlantic Ocean to the north and by the region of Chaouia-Ouardigha on the other three sides.
ðə ɹˈiːdʒən wʌz bˈoːɹdɚd baɪ ðɪ ɐtlˈæntɪk ˈoʊʃən tə ðə nˈɔːɹθ ænd baɪ ðə ɹˈiːdʒən ʌv keɪˈuːiəwˈɑːədˌɪɡhə ɔnðɪ ˈʌðɚ θɹˈiː sˈaɪdz.