Introduction to Yanbo Terrace: Also known as Huoshen Terrace and Mars Terrace, it is located in Mars Terrace Village, 1.5 kilometers southwest of the ancient city of Shangqiu. It is the ruins of a star observatory dating back more than 4,000 years. It is more than 2,200 years older than the spiritual platform built in Luoyang by the Eastern Han Dynasty astronomer Zhang Heng. It is the earliest existing star observatory in my country. The Fire God Platform is shaped like a tomb and is 35 meters high. There is the Yanbo Temple built on it, complete with main hall, worship hall, bell and drum tower, etc. There are theater buildings, a large Zen gate and other buildings under the stage.