قصر أبي دانس
(Al Qasr Abu Danis/Alcácer do Sal)
Check on the links section the islamic heritage of Alcácer do sal ' Al Qasr Abu Danis.
and check this amazing video on this website, it is about the village of Torrão (Hisn Turrus) close to Al'Qasr in Southern Portugal.
A place that had one of the most important mussalas (open air mosques) of all Portugal and perhaps iberia.
http://tv1.rtp.pt/multimedia/index.php?pagURL=arquivo&tvprog=1115&idpod=17609&formato=flv&pag=arquivo&pagina=0&data_inicio=&data_fim=&prog=1115&quantos=10&escolha=