Cueva de Nerja Monument · Nerja, La Axarquía, Málaga Discovered in 1959, it preserves cave paintings that, according to recent studies, could be around 42,000 years old. It was declared a monumento histórico-artístico (Monumento Histórico-Artístico, Spain's heritage designation in force between 1931 and 1985) in 1961 and is today a Bien de Interés Cultural (Spain's highest level of heritage protection) with the category of archaeological zone since November 2006. Descubrimiento: 1959; declaración de 1961; BIC zona arqueológica: 2005 Photo: Fernando (CC BY-SA 4.0) What to see and do in Nerja