早在3000多年的秦以前，古巴人就开凿了米仓道，因翻越米仓山而得名。
O O B-Time I-Time I-Time I-Time I-Time I-Time I-Time I-Time I-Time I-Time O B-Person I-Person I-Person O O O O B-Thing I-Thing I-Thing O O O O B-Location I-Location I-Location O O O O