The historical Ming city wall is 25 kilometers long and was built in Ming Yongle 17 years (1419 AD), and has a history of more than 600 years. The existing Chongwenmen to the southeast corner building of the city wall site is1.5 kilometers long, is a part of the original inner city of Beijing, is the only remaining section, and is also the symbol of Beijing City. The southeast corner building of the city is the largest remaining corner building in the country, built in the orthodox first year of the Ming Dynasty (1436 AD), and is a key cultural relics protection unit in the country. Beijing Mingcheng Wall Site Park is located in the central area, Beijing Mingcheng Wall Site Park is located in the southeast corner of the city, Beijing Mingcheng Wall Site Park is located in the east of the city, Beijing Mingcheng Wall Site Park is located in the west to Chongwenmen, Beijing Mingcheng Wall Site Park is about 15.5 hectares, Beijing Mingcheng Wall Site Park is one of the city wall Site and the southeast corner of the city. It covers an area of 3.3 hectares, and the green area of Beijing Mingcheng Wall Site Park is 12.2 hectares. Beijing Mingcheng Wall Site Park due to long-term disrepair and man-made damage, the city wall is seriously damaged, in order to protect the cultural heritage and reproduce the ancient capital, the Beijing Municipal Committee and the Municipal Government earnestly practice the important thought of "three representatives", and decide to completely rectify the surrounding environment of the city wall site and repair the city wall. Construction of Beijing Mingcheng Wall Site Park. The greening implementation plan of Beijing Mingcheng Wall Site Park is designed by Beijing Municipal Gardens Ancient Construction Design Institute, Chongwen District Gardens Bureau organized construction, park construction to protect the city wall, through the creation of a vicissitudes of the natural environment, fully show the cultural connotation and historical style of the ancient capital city wall . After the completion of the Beijing Mingcheng Wall Site Park is simple, simple and generous, combining the natural appearance of the city wall site and the style characteristics of each green scenic spot, from west to east to form "old tree Ming wall", "residual stroll", "old building new rhyme" and other scenic spots. The protection of the city wall site is mainly protected by the current situation, the risk removal and reinforcement, supplemented by a small number of gaps, and the status quo of the city wall is preserved to the maximum extent. Standing under the city wall, the heavy sense of history and the sense of vicissitudes will emerge.