Fig. 6: Flight aerobatics demonstration of the Swiss jet aerobatics squadron Patrouille Suisse, showing formation "swan". Foto © Sandra. Swiss military airplane demonstration at Axalp. — EXIF: Nikon D3; Δt=1/1000 s; f=165 mm; f/13.0; ISO 800; 2009-10-07 14:58:37
