七星山位于集安市区西部、通沟河右岸，西邻麻线谷地，北与丸都山相接。1966年对洞沟古墓群实测时，将这一片界域清楚的地方称为七星山墓区。该墓区现有古墓1700余座，多为积石墓和阶坛积石墓。墓葬成片成行地分布在山腰及山上，其中也见大型阶坛积石墓和封土石室墓。在墓区东 Qixing Mountain is located in the west of Ji’an, Tonggou River on the right bank, west of twine Valley, North and Marutau Mountain phase. 1966 tomb trench tombs when measured, the clear area of ​​this piece is called Qixingshan burial ground. The existing more than 1,700 tombs of ancient tombs, mostly for the accumulation of grave stone tomb and step altar. The tombs were arranged in rows on mountainsides and mountains, of which large-scale alluvial tombs and landlocked tombs were also found. In the tombs east