The city of Badajoz has differed always for his situation goestratégica privileged. According to authentic information the city was founded by Ibn Marwan at the end of the 10th century. The abundance and quality of the dispersed remains of origin visigoda, it has not revealed information that they assure that the population existed during previous historical periods. If it is true, that from remote times, the Hills of the Muela and of the Orniza, together with the rich fertile plaines of the Guadiana, were occupied by previous civilizations. She was born sheltered by his rivers, which were his first defenses. The Guadiana, the Gévora and the creeks Rivillas and Calamón (long ago much mightier) determined the accession and population of these rich lands.