The City Wall of Évora
“The City Wall of Évora is classified as of 1922 as a national monument, and it is part of the Historic Center of Évora and the UNESCO World Heritage.
Évora is one of the few cities in Portugal that has kept intact for centuries its old City Wall.
King Afonso IV of Portugal ordered the construction of the City Wall of Évora in the XIV century. It shows a large variety of styles, having suffered many alterations and restorations through different times, made by a variety of people, such as Romans, Visigoths, Moors and the Medieval Portuguese. The City Wall was always used as a fortified defensive line.
The defensive system of the city of Évora is formed by two lines of the city wall, which correspond to different periods of time. The first wall, known as old enclosure, is a roman-medieval construction with several towers of different shapes: square, circular and polygonal. The second wall, known as new enclosure, is a medieval construction of the XVI century.”
Source: Site VisitÉvora.net – Guia de Viagem