It is the year 2022. A mysterious systems failure causes the crew of a spaceship to be stranded on the dark side of the moon, while rapidly running out of fuel and oxygen. They are surprised to discover a NASA space shuttle floating in space, and board it in the hope of salvaging some supplies....看着这座皇宫，张烈是无比震撼的。这就是蒙元最为强大时期的最好证据。他们的军队一度打到多瑙河畔，一路上诸多西域国家被他们灭亡。同样成吉思汗的子孙又一路建立了无数国家。而大都，则是所有这些国家共同的都城。