It is called Masjid (mosque of) Beijing because it is designed with old Chinese architecture as can be found in old buildings at China's capital city of Beijing. Specifically for this blogspot I would like to show pictures taken from its call to prayer tower.
But for you dear readers I would risk life and limb to get a look at things. That's my then 8-years old stepson down there. At first he though he wanted to follow me up. But upon climbing up the ladder (which tends to sway to and fro when applied with weight) up to the first level he found himself not up to it and so retreated.