Whirlwind of Vietnam is a helicopter sim that depicts the most famous episodes of the war in a movie-style way. The main events of the game are well-known to the audience due to famous books and movies dedicated to the War such as We Were Soldiers, Apocalypse Now, Hamburger Hill and many others. The game features all the major weapons and military equipment of that period, both air and land - from firearms, grenade launchers and artillery to planes and vehicles on either side of the conflict. And of course, the main focus is on helicopters. The game will contain all major American helicopters with modifications for both US Army and Marine Corps. The game is flexible and has a lot of settings which allow varied flight behavior for the helicopter from realistic to arcade. This makes the game interesting for both hardcore gamers and casual players.