The ancient Greek＇ s Homer＇s Epic and Yi Peoples＇ Epic Zhi-ge Alu are part of the heroic epics in the epics of the different nations in the world. The two epics that are rich in content and superb in art skill contains much various aesthetics with lasting artistic charm, which has made profound effect on the later culture. This fully demonstrates the similarity of our world epics chiefly created in people＇ s childhood in artistic structure. That＇ s because of the intercommunity of human beings＇ aesthetic mind though with different childhood, different culture period and different historical and cultural environment. It has significant meaning in the research of the results and development of world culture. This paper aims to discuss the similarity of artistic structure of the two epics based on the analysis of the epics＇ artistic structure.