Introduction to the Mesozoic Time and Space Tunnel: Dinosaur Stream is known as "the best stream in the world". It is more than 500 meters long and 30 meters deep. It has nearly 10,000 fossils exposed and is a rare geological wonder in the world. Visitors can not only experience the magic of the world's largest dinosaur fossil group, but also learn about the new dinosaur genera and species discovered here, the naturally formed fossil characters and patterns with great cultural appeal, and the colorful original stratigraphy and landforms, and learn about the paleogeography of the Cretaceous period. , paleoclimate and paleontology and other popular science knowledge.