Puig de la Garrinada Volcano Nature · Olot, Garrotxa, Girona Image of Olot, not of the place itself. The Garrinada volcano, next to the town centre of Olot, reaches 536 metres in altitude and was formed about 133,000 years ago, during the late Pleistocene. Its crater, of phreatomagmatic origin, today has a recreational area and a path running around its perimeter. Photo: puigalder (CC BY-SA 3.0) What to see and do in Olot