Successive occupations of different towns bequeathed to Idanha to Velha a valuable historical patrimony.
Who visits this modest village and observes his Pacific rate, she will be to him difficult to imagine that she is in the ancient and flourishing Civitas Roman Igaeditanorum, located in the great peninsular highway that connected Emerita (Mérida), to Braccara (Braga); in Egitánia, seat of the bishopric of the time visigoda (s. VI-VII), coined gold currency for almost all the visigodos kings, from Recaredo to Rodrigo; in Muslim Idánia (s. VIII-XII) reached a great dimension and was a rich city, almost as rich as Lisbon. It later lived the time on fight between Christians and Muslims in the first century of the Portuguese nationality, when D. Afonso Henriques at your service donated it of the Templarios for its re-populaation.
With the displacement and passage of time of the great axes the strategic-military it was losing his greatness. But it did not lose his air of last times. Who visits it will feel outdoors in a museum, in which great civilizations still affirm in the vestiges that left us.