Explore details about location Avenida de Valdecilla. Avenida de Valdecilla is a location situated within the Santander alongside other areas such as Calle de Pancho Cossio, Calle de Vía Cornelia, Calle de Tantín. Additionally, some smaller parts of Avenida de Valdecilla include specific areas like Avenida del Cardenal Herrera Oria, Calle Leonardo Torres Quevedo, Calle de Gerardo Alverar adding to the diversity of its landscape.