canada conifers current flow forest green landscape natural nature river Rockies Rocky Mountains summer trees view water bank blue curved evening light shadow shallows shore tree countryside hillock hills Himalayan Mountains Himalayas Incredible India India Jammu Ladakh leh Mountains valley America aquamarine boulder clean clear cold fast pool pure rock transparent conifer Devon England english Great Britain peace quality spring Tamar banks danger flood muddy spate surge Sussex torrent turbulent winter background closeup deep eternity fresh motion ripples sea soft structure structures surface texture textures waves wet colors colours cool cooling edges edging flowing ground moving peaceful rippling rocks rocky running small-waterfall steady stones stream streaming surfaces waterfall