Migration period of ancient Burma flowing through Yunnan and the neighboring lands of Burma, Laos, Thailand, Cambodia and Vietnam. The basins of these rivers and their tributaries form deep, narrow valleys which, with the high parallel mountain ranges running generally north and south, constitute a favourable home for numerous ethnic minorities. Yunnan shares a long common border with Burma and many ethnic groups that live in Yunnan can also be found in Burma. Burma is like a big super-highway between India and China. India and China are the world's biggest and ancient cradles of civilization. High, snow peaked, rough and steep Himalaya mountain ranges block
Cambodia at the 2009 Southeast Asian Games 2007 Games, Cambodia won 19 metals - two gold, five silver and 12 bronze. Cambodian Prime Minister Hun Sen confirmed his presence at the Opening Ceremony after Laotian Prime Minister Bouasone Bouphavanh's visit to Cambodia in late November. Cambodia at the 2009 Southeast Asian Games Cambodia competed in the 2009 Southeast Asian Games athletics tournament, winning three gold medals and 40 medals in total. Cambodia only announced the formation of its National Team Organizing Committee for the SEA Games in mid-October 2009, less than two months ahead of the start of the Games in Vientiane, Laos. The National Olympic Committee