Aerial drone panning shot over dam under construction in Grimsel Pass, Swiss Mountain, Switzerland on a sunny day

aerial drone shot pan shot panning under construction dam dam mountain range snow capped mountain dam under construction under construction cranes constructing grimsel pass switzerland sunny day daytime hospiz hotel grimselsee grimselsee hotel valley day alps bernese europe grimsel grimselpass hotel grimsel hydroelectric lake landscape mountain pass nature outdoors pass reservoir rock rocky slope scenic swiss technology tourism tourist destination travel vacation water swiss alps artificial lake barren mountain