The refueller refuels two helicopters in the air at the same timeThe refueller refuels two helicopters in the air at the same time
The element of air on the canvas of a modern artistThe element of air on the canvas of a modern artist
The purity of clouds, the transparency of the sky, the freshness of the air is the life of the planetThe purity of clouds, the transparency of the sky, the freshness of the air is the life of the planet