Nagano Prefecture, Japan

august basin beautiful beautiful landscape blue green bright calm chubu region clarity clean clear stream cliff cool crowd swarm mass dark green dynamic early morning summer eco emotion environment excursion fantastic flow force forest forest bathing grandeur green heal high angle view japan kanto karuizawa kitasaku district landscape leaf light long exposure mountain stream mysterious nagano nature negative ion no one no people nobody outdoors pond refresh refreshing relax river rocky scenic spot shin etsu spray springwater current summer resort sunny superb view tourism transparency travel vitality vivid water waterfall waterside