广东乳源瑶族自治县的北边,有一个必背镇,它是过山瑶的集居点,离县城四五十公里。乘车过了平川地带,便钻入两座大山中间随着必背溪水徐徐向上,一直要开到公路的尽头。必背镇就此沿溪而驻,顺山势而筑,人随着一条街巷似的小路穿镇而上,约模十几分钟,便到了镇公所的楼房。镇上人说,当初建镇公所,人们挖地基时,曾挖到两罐银元,所以镇 To the north of the Ruyuan Yao Autonomous County of Guangdong, there is a must back town, which is the settlement of the Yaoshan, forty to fifty kilometers away from the county seat. Passed by the Hirakawa zone, they drill into the middle of two mountains with the breeze will slowly upward, has been open to the end of the road. Beibei this along the river and stationed in the mountains and built, with a street-like path through the town, about ten minutes, they went to the town office building. Town people said that when the town was built, people dug foundations, had dug two silver cans, so the town