closeup view of water flowing over a rock in the riverbed of beautiful teesta river at yumthang valley. it is the largest river in

adventure asia background beautiful bengal canal channel closeup course current destination environment flow holiday idyllic india largest mesmerizing motion movement natural nature nonurban nopeople north northsikkim outdoors panorama panoramic peaceful picturesque pristine rafting relaxation river riverbed rock scenery scenic serene serenity sikkim stone stream teesta tourism tranquil tranquility tranquilizing travel tributary vacation valley view wallpaper water west yumthang