Madrid Penalara park Spain, slow motion of trekker wearing waterproof shoes crossing water river bed on a mountain path adventure trail

madrid penalara park trekking crossing water wet waterproof adventure destination travel path wilderness mountains land soil gravel excursion hike walking slowmo slow motion laced up unpolluted nature clean pristine fresh trip porter guide vegetation stream bank canal meadow green waterway field mountain river bed europe glacier inspirational hiking stone grass hill