The Burgo de Osma What to Do and See in a Day Full Day Tours? In El Burgo de Osma, we will visit the Cathedral of the Assumption (must see its Gothic cloister) then we go through the Plaza Mayor and stroll along the Calle Mayor under its portals, discover Osma Castle and the Medieval Bridge over the Ucero River, explore the archaeological site of Uxama, visit the Pig Museum and, nearby, the Lobos River Canyon. All in one day Festival Tours of the Days of Slaughter These days are a festival created based on a tradition as deep-rooted in Castile as the slaughter, from which all the pork products were obtained The days are held every weekend from January to April. Includes Eat the Slaughter menu with 22 dishes This is the menu they serve at the Days of Slaughter: from torreznos, to fried chorizo, ear and endive salad, stewed tail, gizzards with mushrooms, pork hands Price: 250€ per person Minimum 2 people