Private yacht charter itineraries of Sumatra include such destinations as Komodo National Park, Kuala Lampur, Flores, Sumba, the Indonesian Archipelago, Raja Ampat, Southeast Asia islands, Papua, Bali, Borneo, New Guinea, Java, Banten…

Sumatra is an island in western Indonesia and part of the Sunda Islands. It is the largest island that is entirely in Indonesia and the sixth largest island in the world at 480,847.74 km², with a current population of over 50 million. [Wikipedia]