A method of landing of an unmanned aerial vehicle driven by an electric engine, containing the main power supply batteries, surveillance head control systems, transmitting and receiving systems, a flight control system, and a container equipped with a surveillance head with a looking down lens placed in a recess at the bottom part of the fuselage, wherein the unmanned air vehicle is lightened at the last stage of flight shortly before landing, characterized in that the container is detached from the recess situated at the bottom part of the fuselage, and then the container is moved outside the fuselage and descended by means of a parachute onto a requested place, and the lightened vehicle lands in another location.