IVAO (International Virtual Aviation Organization) is a non-profit organisation that provides a platform for users to participate in realistic and immersive online flight simulation. Founded in 1998, IVAO has grown to become one of the largest and most active virtual aviation communities in the world, with over 250,000 registered members from more than 200 countries. IVAO's mission is to provide a comprehensive and realistic online flying experience for aviation enthusiasts. Offering a range of tools and resources for users to enhance their virtual flying experience, including detailed airspace maps, realistic flight planning software, and a network of virtual air traffic controllers (ATCs) who provide real-time traffic control and guidance to pilots. One of the unique aspects of IVAO is its focus on realism and accuracy. The organization has established strict guidelines and standards for its users to ensure a realistic and immersive flying experience. This includes guidelines for aircrafts, flight procedures, and communication. IVAO also offers a range of training programs and resources for its members to learn and improve their virtual flying skills. In addition to its flight simulation platform, IVAO also hosts a range of events and activities for its members. This includes online fly-ins, where users can join a group of pilots and fly to a specific destination together and other special events. IVAO also has a number of divisions and groups dedicated to specific areas of aviation, such as special operations groups, HQ Pilots group, etc... Overall, IVAO is a valuable resource for aviation enthusiasts looking to experience the thrill of flying in a realistic and immersive online environment. Whether you're an experienced pilot looking to improve your skills or a newcomer looking to learn more about aviation, IVAO offers something for everyone.