Sidney the bear and his pal Simon the duck have made friends with the colorful fireflies that live in the bear cave. With the help of the fireflies lighting their way, the cave explorers are discovering where the tunnels lead to. This first tunnel leads them to the amazing country of China. There they meet Lin the panda bear and he tells them interesting facts about his country. Where will the next tunnel lead them to? You will just have to wait and see!.