飞霜殿是唐代玄宗皇帝和杨贵妃的寝殿。该殿面临九龙池，池中热水雾气腾腾，每逢寒风呼啸，大雪纷飞之时，惟有飞霜殿前的雪化为霜，蒸腾而上。

接着让我们去温泉水源看看吧。

Emperor Xuanzong of the Tang Dynasty and his favorite lady，Yang Guifei（Lady Yang Yuhuan），used to make their home in the Feishuang Hall.As this hall faced the Jiulong Pool，warm evaporation spiraled up from the pool.Therefore，whenever the northwest wind started to blow and snowflakes fell heavily down from the sky only frost could be seen in front of this hall，because the warm evaporation reduced them into frosty rimes.

Let's visit the Source of the Hot Springs next.