Get picked up from your hotel the center of Antequera in a vintage blue van and travel for 20 minutes to the hike's starting point, 1200 meters (4000ft) above sea level. Then, your adventure begins. Begin the 4,5 km hikie (3 miles) along the Ammonites Route. Listen to your guide explain about all the different steps involved in the geological formation of the Natural Park of El Torcal.  As you walk over the stones and fossils, feel the mystery of this place, which has only changed because of millions of years of erosion. Take in the extraordinary views and curious stone shapes which make you feel as if you're walking across another planet altogether.