Rottnest Island is 18 kilometres (11 mi) off the Western Australian coast, very slightly north of due west from Fremantle. It is called Wadjemup by the Noongar people, meaning "place across the water". The island is 11 kilometres (6.8 mi) long, and 4.5 kilometres (2.8 mi) at its widest point. Its total land area is 19 square kilometres (7.3 sq mi). Rottnest Island has been a popular local holiday destination for over 50 years.