Valle de los Caídos III (Cuelgamuros), Madrid, inaugurated on 1.4.1959, the basilica built with the work of political prisoners contains the remains of 33,833 people.Llano de Maja (El Teide), Tenerife. Since 18.7.1936, several mass-graves or caves with disappeared would exist around the Llano de Maja within the Teide National Park. 68 people are still missing on Tenerife.