Monte Blanco Viewpoint of La Manga Nature · San Javier, Mar Menor, Murcia Artificial viewpoint on Monte Blanco, the volcanic outcrop that forms the highest point of La Manga del Mar Menor, at 46 metres above sea level. From it one can see the built-up sand strip of La Manga and several of the volcanic islands nearby: in the Mar Menor, Perdiguera, Isla Mayor, Isla del Ciervo, Isla del Sujeto and Isla Redonda; in the Mediterranean, Isla Grosa, the Hormigas islands and the Farallón islet. Photo: Ximonic (Simo Räsänen) (CC BY-SA 4.0) What to see and do in San Javier