Delve into the north face of the spectacular serra del Montsec de Rúbies. Take a 4×4 up the mountain and continue on foot. The experience will teach you the important ecological value and uniqueness of this natural area. Discover the geology of the mountain range, the diverse plant life, the century-old forests, the impressive wildlife and, finally, the traces that humankind has left over thousands of years. This activity takes place on specific dates.