Museum of el Petróleo de Sargentes Monument · Sargentes de la Lora, Páramos, Burgos Opened in 2015, it is the only museum in Spain devoted to the oil industry and it tells the story of the Ayoluengo field, the only onshore crude oil operation the country has ever had. Photo: Zarateman (CC0) What to see and do in Sargentes de la Lora