The reservoir of Emosson Lake in the canton of Valais, Switzerland, Europe

photography vertical reservoir emosson lake canton valais switzerland europe outdoor road bend curve transportation movement dam barrier truck water high angle view day building building exterior lake fuel and power generation curved architecture wall local landmark incidental people places of interest colour image colour color image color travel destination travel destinations travel architectural high angle elevated view from above looking down landmarks incidental people background people people in the background transport arches arched