Green Island and Orchid Island are known as international diving sites, attracting many diving enthusiasts from all over the world. The water temperature of the two places is maintained at around 25-30 degrees. The visibility is high, and the rich submarine ecology makes it one of the most beautiful diving spots in the world. There are various diving sites in Green Island and Orchid Island, suitable for snorkeling, scuba diving, and deep diving. There are even many underwater check-in hots-pots that are popular among insiders, such as Green Island’s Dingding Seahorse Underwater Postbox, The Cross, Steel Reef, and Lanyu’s Hen Rock, Blue Cave, Badai Bay shipwreck, etc. It will be difficult to leave this blue wonderland as you explore the depths of Taitung!