lake in the swiss alps

abrupt alpine alps autumn background beautiful blue climb cloud cloudy coast coastline destination distant eiger environment field fields forest glacier green hill hills hillside interlaken jungfrau lake landscape leaves light line meadow meadows melancholy mountain mountains mountanious murren national natural nature open outdoor path peak peaks perched picture pond prairie rail range reflection rural scenery scenic sky slope snow stones summer surrounded swiss switzerland thaw tourism train tranquil travel trip turquoise unesco vacation valley vegetation vertical view water way weather