电影类型：1955-12-11(东德) | 冒险 动画 家庭 | 捷克 斯洛伐克
导演：Karel Zeman|Fred Ladd|
主演：Vladimir Bejval|Victor Betral|Charles Goldsmith|Petr Herrman|
年份：(1967)

Four young boys visit a dinosaur exhibit at the New York city Museum of Natural History. They then row out onto Central Park Lake where they find a secret cave and paddle into a wondrous prehistoric world filled with the very dinosaurs they had just seen. Written by Ørnås