Cueva del Agua Historical milestone · Fuentes de León, Tentudía, Badajoz Image of Fuentes de León, not of the place itself. In the Cueva del Agua, within the municipal term of Fuentes de León, a Neolithic burial dated to around 3500 BC has been documented. hacia 3500 a.C. Photo: Adolfobrigido (CC BY-SA 4.0) What to see and do in Fuentes de León