Tenuta San Guido is owned by the Incisa della Rocchetta family and located in Bolgheri. The estate is home to the world-class wine that started the Super Tuscan movement - Sassicaia. Mario Incisa della Rocchetta planted Cabernet Sauvignon vines on the land below the castle at Castilioncello in 1940, initially a personal affair the wine was consumed by the family, but the vineyard was expanded in 1965 and the first Sassacaia was released in 1968 to international acclaim. Today the estate has around 75 hectares of vines scattered around Bolgheri and their flagship wine, a blend of Cabernet Sauvignon and Cabernet Franc continues to impressive critics and wine-lovers. A second wine, Guidalberto, a blend of Cabernet Sauvignon, Merlot and Sangiovese, was released in 2000.