Professor Luo Xin, an expert in medieval Chinese history at Peking University in Beijing, does not know precisely why the baffling stone towers of the Himalaya were built.

北京大学中国中世纪古代史专家罗新教授表示，他并不确切知道为什么要建造那些令人费解的喜马拉雅石碉。

Estonia has everything a tourist could look for; Medieval history, beaches, National parks, hyped city life, rural lifestyle, and serene cities where one can just relax and unwind.

爱沙尼亚拥有游客可以寻找的一切；中世纪历史、海滩、国家公园、热闹的城市生活、乡村生活方式以及可以放松身心的宁静城市。

On October 14th, the armies finally  met each other in combat. The fighting lasted from morning until dusk, making it one  of the longest battles in medieval history.

10 月 14 日， 两军终于在战斗中相遇。战斗从早上一直持续到黄昏， 是中世纪历史上持续时间最长的战斗之一。

It is thought that this age lacked scientific and  cultural advances, however, many great empires ruled throughout this millennium. Here are the top  ten most important empires in medieval history.

人们认为这个时代缺乏科学和文化进步，然而，许多伟大的帝国统治了整个千年。以下是中世纪历史上最重要的十大帝国。