Arco de Trajano Monument · Mérida, Tierra de Mérida - Vegas Bajas, Badajoz Despite its traditional name, it actually dates from the era of Tiberius. It measures 13.97 m in height, 5.70 m in width, and 8.67 m in arch span; it was originally a granite frame faced with marble. Photo: Yuntero (CC BY-SA 3.0) What to see and do in Mérida