The neoclassical reconstruction of Guardamar Historical milestone · Guardamar del Segura, El Baix Segura, Alicante Image of Guardamar del Segura, not of the place itself. The earthquake of 1829 razed the medieval town perched on the castle. Guardamar remade itself below, on the flat, with an orthogonal layout of perpendicular streets and low houses with wide courtyards, designed to withstand new tremors. 1829 Photo: Toniher (CC BY-SA 3.0) What to see and do in Guardamar del Segura