Cèsar Martinell's first wine cathedral Historical milestone · Rocafort de Queralt, Conca de Barberà, Tarragona Image of Rocafort de Queralt, not of the place itself. The architect Cèsar Martinell raised here in 1918 his first cooperative winery, with halls of parabolic brick arches that gave their name to the so-called cathedrals of wine. The model was afterwards repeated all over Catalonia. 1918 Photo: Josep Salvany i Blanch (Public domain) What to see and do in Rocafort de Queralt