Mountainscape with stoned bridge across river in Alps in summer, Verzasca, Ticino, Switzerland

adventure aerial alps architecture beautiful big blue bridge clear courage day europe famous flow forest giant green grey hiking horizontal huge incidental people landmark landscape mountain mountainscape narrow natural nature non urban scene outdoor outdoors park ponte river rock scenery scenic stone stoned stream summer swimming swiss switzerland tessin test ticino tourism tranquility tranquil scene travel tree turquoise unique unseen val valle valley verzasca view water