San Telmo Museoa Monument · Donostia/San Sebastián, Donostialdea, Gipuzkoa Museum founded in 1902 by the Real Sociedad Bascongada de Amigos del País, housed since 1932 in a former Dominican convent built between 1544 and 1562 at the foot of Mount Urgull. It was expanded in 2011, at a cost of 28.5 million euros, with a new building by the architects Nieto and Sobejano built into the hillside. It received 151,290 visitors in 2024. 1902/1932/2011 Photo: Gonzalomauleon (CC BY-SA 3.0 es) What to see and do in Donostia/San Sebastián