There are many postcards from China. Look at this one. There are a lot of bicycles in China. People ride them to work. And there are a lot of beautiful lakes. This is the Dongting Lake.It is in Hunan. There is a very famous river,the Huanghe River.I like this postcard. There is a famous square in Beijing. It's Tian'anmen Square. And there's the Great Wall in China,too.It's about six thousand seven hundred kilometres long. Of course,there are also many mountains in China.There is a famous mountain in Shandong. Look!This is the Mount Tai.