Once you get away from the crowds and the usual clichés, Madrid has many hidden treasures just waiting to be found by locals and visitors who are keen to get off the beaten track. A must-have guide for those who thought they knew all about Madrid, or those who would like to discover another side to the city.
Get your pet blessed; visit an underground mine in the centre of Madrid; watch the annual liquefaction of Saint Pantaleon's blood; meet the only Catholic exorcist in Spain; find out how the king made his medicine using alchemy; experience the smell of apples that comes once a year off the well-preserved body of Mariana de Jésus, who died in the 17th century; visit an underground art gallery; have dinner in a car park . . .