帮我修改下不通顺的地方RuinsoftheAncientLoulanislocatedabout300km(186.4miles)northeastofRuoqiangCounty,XinjiangUygurAutonomousRegion.It'sadjacenttoanotherearlycity,DunhuanginGansuProvince.Oneofthegreatmysteries

Question

帮我修改下不通顺的地方
Ruins of the Ancient Loulan is located about 300 km (186.4 miles) northeast of Ruoqiang County,Xinjiang Uygur Autonomous Region.It's adjacent to another early city,Dunhuang in Gansu Province.
One of the great mysteries in Chinese history is the disappearance of the ancient city of Loulan.
The world-famous city ruins,the Loulan Kingdom,which was swallowed up by the shifting sands of the Taklamakan Desert 1,400 years ago.
It was the capital of the 36 kingdoms in the western region of the Han Dynasty as well as an important thoroughfare on the ancient Silk Road,flourished from the 2nd century B.C.to the 4th century.
The articles unearthed in the ruins have attracted worldwild attention,among which the most precious are the hand-written copy of the Strategies of the Warring States Period.

Answer 1

第一段第二句：
early city --- ancient city
第三段
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