Koh Hong (Koh Bele') There are both large and small islands. The main ones are: Laga or Saga Island, Lao Riem Island, Pak Pie' and Lao Lading Island. These islands have great hollows inside them. Koh Hong is the largest island. It is a rocky island with coral formations in both shallow and deep water, which are great for diving, swimming, and kayaking.