Introduction to the Tieshan Temple Science Park of the Purple Mountain Observatory: The Tieshan Temple Science Park of the Purple Mountain Observatory covers an area of ​​10,000 square meters, with a construction area of ​​1,200 square meters. It houses a sundial, a celestial phenomenon demonstration hall, an astronomical picture exhibition hall, and the world’s rare The Butterfly Exhibition Hall, Moon Kissing Hall, Lecture Hall, etc. have tens of thousands of astronomical knowledge pictures and the Smith-Carter telescope imported from the United States.