Auto Sacramental de Nochebuena de El Tanque Activity · El Tanque, Tenerife - Icod-Daute-Isla Baja, Santa Cruz de Tenerife Image of El Tanque, not of the place itself. A living re-enactment of the birth of Jesus held at midnight on 24 December in the square of El Tanque Bajo, involving much of the local population; the tradition dates back to 1872 and is considered one of the oldest of its kind in Spain. 24 de diciembre, desde 1872 Photo: giggel (CC BY 3.0) What to see and do in El Tanque