Burguillo swamp is located in the province of Avila. The video is recorded at the foot of the swamp, in the "Nucleo de Turismo Rural Valle de Iruelas", where is headquartered EVES sailing club. In this area begins the protected area known as Valley of Iruelas. The reservoir is enabled for the practice of nautical activities such as sailing or swimming. It is a very busy area during weekends and holidays because of its spectacular natural setting and the richness of its fauna. Iruelas Valley has the largest colony of black vultures Europe.