Snowboarders are pulled by sixteen propeller drone on Niniera lake surface near Cesis, Latvia, on January 14, 2017. / AFP / afp / Ilmars ZNOTINS
Snowboarders walk as sixteen propeller drone is carried to Niniera lake surface near Cesis, Latvia, on January 14, 2017. / AFP / afp / Ilmars ZNOTINS
Snowboarders are pulled by sixteen propeller drone on Niniera lake surface near Cesis, Latvia, on January 14, 2017. / AFP / afp / Ilmars ZNOTINS
Davis Ceize and Anita Leina walk after droneboarding on Niniera lake surface near Cesis, Latvia, on January 14, 2017. / AFP / afp / Ilmars ZNOTINS
Snowboarders are pulled by sixteen propeller drone on Niniera lake surface near Cesis, Latvia, on January 14, 2017.
Aerones CEO Janis Putrams prepares remote control unit to guide sixteen propeller drone on Niniera lake surface near Cesis, Latvia on January 14,...
Snowboarders are passing by sixteen propeller drone at Niniera lake icy surface near Cesis, Latvia on January 14, 2017. / AFP / afp / Ilmars ZNOTINS
Snowboarders are pulled by sixteen propeller drone on Niniera lake surface near Cesis, Latvia, on January 14, 2017. / AFP / afp / Ilmars ZNOTINS
Snowboarders walk as sixteen propeller drone is carried to Niniera lake surface near Cesis, Latvia, on January 14, 2017. / AFP / afp / Ilmars ZNOTINS