The quality of architectural environment in cities is one of important appraisale standards of material and spiritual civilization. Architectural environment is always regarded as an organic part of architecture and it is thought as a whole in planing and design. Owing to the nature, human communication, sense of overall and nature protection etc., the change of age has emerged in cities. Because we didn't pay attention to it, cities have shown pollution of architectural environment. This paper analyses following problems: cities have undergone historical change during extention, reconstruction and development; cultural inheritance shows the individual character of cities; with the aid of environment of nature and afforestation, the sentiment of architectural environment in cities is improved; architectural environment has limited the scale and visual angle; architectural environment faces the surmountable period.