San Juan and the Rosario Activity · Carrascosa de la Sierra, Almarza, Soria Image of Carrascosa de la Sierra, not of the place itself. The village celebrates San Juan Bautista on 24 June, its popular festivities on the second weekend of August and Nuestra Señora del Rosario on the first weekend of October, three dates for nineteen households. Photo: Wiki42 (CC BY-SA 4.0) What to see and do in Carrascosa de la Sierra