In midst of a midlife crisis, a film director recounts with wit and humor his turbulent life using 16mm films shot over one century by other filmmakers, anonymous or amateurs, that he collected for 30 years.。选取1949-2000之间中国纪录片经典,通过纪录电影见证历史变迁,从国家大事、民风民俗、平民百姓到精神历程,留下一部活动影像的《清明上河图》。。