As the gateway to Western Australia, Perth Airport is Australia's fourth largest airport in terms of passenger traffic and plays a vital role in the economic and social development of the state. Only 12 kilometres from the heart of Perth, the capital of Western Australia, the airport is part of a 2,105 hectare estate that offers significant aeronautical infrastructure, and high quality commercial and industrial developments that are primely located near major access corridors. Perth Airport is operated by Perth Airport Pty Ltd, a wholly-owned subsidiary of Perth Airport Development Group Pty Ltd, under a 50-year lease with a 49-year option granted by the Commonwealth Government in 1997.Perth Airport is closely involved with Tourism WA in promoting Western Australia as an attractive destination for overseas visitors and has a strong focus on working with airlines to increase the number of passengers travelling to and from Western Australia.With over 14 million passengers travelling through the airport annually, and this number anticipated to double to 29 million passengers by 2034, Perth Airport is making significant investments to meet growing demand and create a world class airport experience.