Arnhem Land is one of the five regions of the Northern Territory of Australia. It is located in the north-eastern corner of the territory and is around from the territory capital Darwin. The region has an area of which also covers the area of Kakadu National Park, and a population of 16,230. In 1623 Dutch East India Company captain William van Colster sailed into the Gulf of Carpentaria and Cape Arnhem is named after his ship, the Arnhem, which itself was named after the city of Arnhem in the Netherlands.