Al-Andalus (Arabic: الأندلس‎, trans. al-ʼAndalus; Spanish: Al-Ándalus; Portuguese: Al-Ândalus; Aragonese: Al-Andalus; Catalan: Al-Àndalus; Berber: Andalus or Wandalus), also known as Muslim Spain or Islamic Iberia, was a medieval Muslim cultural domain and territory occupying at its peak most of what are today Spain and Portugal.