lake in spring day. blue pulsatilla patens on the rocky coast of the lake

background beautiful blooming blue flower green lake landscape mountain nature outdoor plant purple season sky spring travel view april baikal baikallake cliff coast altay day furrystems holiday may nobody pasqueflower petals pulsatillapatens pyramid rock rocky russia altai seascape shore siberia sleepgrass snowdrops springtime stone tourism vacation violet warm water weather