• Fossils in the first rooms: remains of mammoths, elephants and rhinoceroses, so start there while kids are fresh
• The storeroom may be closed: it holds 600+ pieces, so ask at the entrance desk
• Walk-ins are fine: individual visits need no booking, groups of 10 to 25 must book

A free walk through Madrid's story from the Stone Age to the arrival of the royal court, told with real finds. The first section shows remains of elephants, rhinoceroses and mammoths from the Madrid valleys. There is also an archaeobotanical garden and a visitable storeroom with more than 600 archaeological pieces.