From Rarotonga, the Cook Islands. The sea is blue, beaches with golden sand boast palm trees bending almost to the water surface. Beneath barely detectable waves, marine life is fascinating and diverse. On hotel terraces, coconut juices cool the refined throats of jet setters. Traditional huts rub shoulders with some of the most expensive resorts in the world. 500 US dollars would hardly sustain a couple for more than a day here in one of the most expensive parts of the world. Together with neighboring French Polynesia, this has become one of the most expensive parts of the world.