Abstract The water-themed carnival is arriving at the Ocean Park Hong Kong to celebrate the annual “World Water Day”! There will be a wide array of multimedia infotainment and interactive activities, including 3D River Adventure, Virtual River Drawing, Fisherman Experience, AR Intelligent Sandbox, AR-assisted Water Footprint game. Educational videos and exhibitions of Hong Kong’s rivers will also be shown. Participants can learn about the importance of water in an interesting way during the Easter holidays!