the sylva river and mount lobach against the background of the summer sky

age america attention background bank bodies brazil brazilian canada canadian capitol close clouds contemplation dangerous desert details discover district earth ecologic ecological exploration flowing formation formed geologic geological geology granite grey hiking horizon island kishert land layer layered lobach log material mineral mount north perm posad prehistoric processes river rock rough scene scenery scenic section sky stream sukhoi summer surface sylva territory trail trekking trip vein view villages waterfall