You will not encounter much flora in this nature reserve but you will surely be astonished by its vast volcanic landscape, it is almost like exploring the surface of the moon. The admission includes a bus tour through the park.
Oct - Jun
Daily: 9 am - 5:45 pm
Jul - Sep
Daily: 9 am - 6:45 pm
Adults: €10
Children (7-12): €5
Wikipedia https://es.wikipedia.org/wiki/Parque_natural_de_Los_Volcanes
Coordinates 29°0'22.164" N -13°45'0.017" E