Occurred on May 27, 2016 / Tatishchevsky, Saratov Oblast, Russia
Info: Incredibly realistic model of the city scanner drone from the Half Life 2 video game. The drone measures 80 cm long x 55 cm high and is constructed of carbon fiber and polystyrene. It took over two months to build and features a DJI Flight controller with AX-2810Q-750KV motors.