Located in the left bank of the Avis river, the lovely village of Fronteira is a typical Alentejo settlement, with an ancient history. In fact, the human occupation vestiges in the area date back to over 10 thousand years ago, with several megalithic monuments throughout the region, with about 30 Antas and the Dolmen of the Megalithic Necropolis in the Herdade Grande or the rupestrian paintings on… Read more and see photos