nature s symphony: the tranquil beauty of cantabria s forests and mountain valleys

cantabria northern spain mountain valley forest nature scenic landscape wilderness outdoors tranquility greenery flora fauna water flowing trees woodlands hiking adventure travel tourism spanish european forests riverbank stream rocks pebbles foliage canopy wildlife habitat ecotourism natural beauty serene pristine lush vibrant biodiversity ecosystem undisturbed clean fresh air dense moss ferns birdsong rustling leaves sunlight filtering through shadow play cool breeze symphony: tranquil valleys