摘要
THE Great Wall is one of the greatest wonders of the world. Like a gigantic dragon, it winds up and down across deserts, grass- lands, mountains and plateaus, stretching approximately 21.196 km from east to west of China.
THE Great Wall is one of the greatest wonders of the world. Like a gigantic dragon, it winds up and down across deserts, grass- lands, mountains and plateaus, stretching approximately 21.196 km from east to west of China.
