On the day of aviation, the swifts took to the skyOn the day of aviation, the swifts took to the sky
Sikorsky multi-purpose transport helicopters fly in the usa, japan and even in antarcticaSikorsky multi-purpose transport helicopters fly in the USA, Japan and even in Antarctica
Comparison of the size of helicopters on the desktopComparison of the size of helicopters on the desktop
American military transport helicopter ch-47 chinookAmerican military transport helicopter ch-47 Chinook
Ka-52 combat helicopter in flight on military dutyKA-52 combat helicopter in flight on military duty