Muralla ciclópea de Ibros Monument · Ibros, La Loma, Jaén Stretch of cyclopean wall of large stone blocks, of uncertain date, declared a monumento histórico-artístico (the heritage protection category used between 1931 and 1985) in 1931. 1931 Photo: 19Tarrestnom65 (CC BY-SA 4.0) What to see and do in Ibros