They settled in the Alentejo, along the Tagus river, and in the Algarve (which they named al-Gharb, or Western Land ).
The Tagus river is what gave settlers access to clean water.
mnli hypothesis: The Tagus river is what gave settlers access to clean water. premise: They settled in the Alentejo, along the Tagus river, and in the Algarve (which they named al-Gharb, or Western Land ).