Megalithic necropolis of Alperiz Curiosity · Lalín, Deza, Pontevedra Image of Lalín, not of the place itself. A group of mámoas spread over the plateau of Alperiz, some with the orthostat chamber still visible. They form one of the most numerous prehistoric funerary complexes of the interior of the province of Pontevedra. Photo: cacahuete (CC BY-SA 3.0) What to see and do in Lalín