假如你是一名导游，请你根据所给的提示，向来北京观光的外国游客介绍2008年北京奥运会主体育场—“鸟巢”。
1、场馆名称：国家体育场（鸟巢） 2、建设地点：奥林匹克公园
3、建筑面积：258，000平方米;长330米；宽220米；高69.2米
4、座席数：91，000 5、赛时功能：奥运会开幕式和闭幕布式；田径、足球
6、赛后功能：体育比赛和文化、娱乐活动中心 7、开工时间：2003年12月24日
8、完工时间：2007年底 9、评价：中国十大新建筑奇迹之一
Welcome to Beijing! I’d like to introduce you to the Beijing National Stadium, also known as Bird’s Nest. The stadium is located in Beijing Olympic Park , covering 258,000 square metres. It is 330 metres long, 220 metres wide, and 69.2 metres tall. The construction began on December 24,2003, and was completed at the end of 2007. The splendid Opening and Closing ceremonies are to take place in Bird’s Nest, which will hold the main track and field events as well as football matches during the games. Afterwards the 91,000-seat stadium will serve as the center of sports events, cultural activities and entertainment. It has been honored as one of the latest wonders buildings in China.
That’s all! Thank you!