Alentejo island is a vast area with forest, plains and hills in its core, but one will find mountains at the north side of the island and desert between the big lake Alqueva and the Great Sea of Faerûn.
Underground caves and tunnels packed with Formian are famous in the southwest of the Island, and the Valley of Guadiana, a mystical Forest through the east, was home to old reptilian races long studied by Evora scholars.
The rich Dwarves’s city of Portalegre has been in decline since the mountain occupation by an Elder Golden dragon that likes to fly over south from time to time whenever it’s hunger requires more than small humanoids.