中文注释:作者: Walter Meayers Edwards
图片故事:高清壁纸:英文注释:A shared landmark between the United States and Canada, Niagara Falls comprises three waterfalls: American, Bridal Veil, and Horseshoe. In 1969 the United States Army Corps of Engineers diverted water from American Falls for several months. Their aim was to assess the possibility of moving the loose rocks at the base to improve the falls' appearance. 相关文章: |


