B-17 - Fortress in the Sky (USA), フォートレス・イン・ザ・スカイ (Japan), is a flight simulation game for the Nintendo DS. Players take on the role of a World War II pilot in charge of a B-17 bomber. They must complete a series of missions to secure victory for the Allies. The game features an immersive story, challenging missions, and realistic flight controls. Players must learn to manage the bomber's fuel, navigate the skies, and protect the bomber from enemy fighters. The game also features realistic 3D graphics and sound effects. Players can choose from a variety of missions, including bombing runs, reconnaissance missions, and escort missions. With its engaging story and realistic flight controls, B-17 - Fortress in the Sky is an exciting and challenging game for any aviation enthusiast.