eihty percent of the annual peripitayion is concentrated in7,8and9,with an average annual sun sunshine of 200hoursto2800hours(年降水48%集中于七八九月，年日照2000到2800小时）
tourism resource
世界遗产
7
长城
故宫
周口店遗址
颐和园
天坛
明十三陵
大运河
文化与艺术
beijing school literature
北影
子主题
戏剧
评剧
太平鼓
岔曲
快板书
京韵大鼓
梅花调
琴书
皮影
京剧
geographical situation
华北平原
Beijing capital
surround by Tianjin andHebei province
historical name
燕京
大都
京师
顺天府
北平
topographic features
西北高，东南低。
西山太行山余脉
北部燕山军都山
历史
ancient human history
东胡林人
news tone age
site（门头沟区斋堂镇清水河畔）
北京猿人
500000years ago
the most anundant and systematic materials. one of the birthplacess of mankind（丰富系统人类起源之一）
Zhoukoudian keel mountain site
ancient city building history
蓟
before the 11 century
燕京or南京
establishment of Qidan nationality
before 938 years ago
中都
Nuzhen nationlity was establishment 1153 years ago
元大都
It was built by the Mongols in 1285
Marco Polo
Italian traveler said“the world cant compare with it"
北平
the Repulic of china
北京
on the 1949.10.1,the people Republic of china was establishment
