Alan is a Alamosaurus from The Big Pond. He first appeared as a Cave and that was mistaken for by the kids and there fathers. As they hid under during the rain. He allowed the kids to ride on his back while heading back to the train station. Retrieved from "https://dtrain.fandom.com/wiki/Alan?oldid=17588" Categories: Dinosaur Characters Cretaceous Period Community content is available under CC-BY-SA unless otherwise noted.