Hook Island is not a city itself, but rather an island located in the Whitsunday Islands group off the coast of Queensland, Australia. The closest city to Hook Island is Airlie Beach, which serves as the gateway to the Whitsundays. Airlie Beach is a popular tourist destination with a range of accommodation options, restaurants, shops, and access to various activities, including sailing trips, diving, and snorkeling adventures around Hook Island and the Great Barrier Reef.