la piscine naturelle, crystalline waterfall, isalo national park, madagascar

adventure adventurous africa african attraction bara canyon cascade cliff color colored colorful creek crystalline destination dry emerald environment excursion exploration explore falls flow flowing forest formation geologic geology gorge grassland green hike hiking hill hilly isalo landmark landscape limestone madagascar malagasy mountain national natural nature oasis palm panorama panoramic park peak piscine pond pool ravine reserve ridge river rock safari sandstone savanna scene scenery scenic spring stone swim swimming tree trek trekking tribe tropical water waterfall wild wilderness wildlife