The five (5) main islands in Indonesia: 1. Sumatera 2. Java 3. Kalimantan 4. Sulawesi 5. Irian (Papua) Two of these islands are sharing area with another countries: 1. Papua — with Papua New Guinea 2. Kalimantan — with Brunei Darussalam and Malaysia Have you visited these islands? Please share some stories! Thanks🙏🏽