Alc�ntara

Town, C�ceres provincia, in the Extremadura comunidad aut�noma (�autonomous community�), western Spain, on a rock above the southern bank of the Tagus (Tajo) River just east of the Portuguese frontier. The walled town was named by the Moors after the six-arched Roman bridge Al-Qantarah (Arabic: �The Bridge�), which there spans the Tagus. Built in AD 105 - 106 in honour of the emperor Trajan,