4 sentences

1. 城墙外矗立着几座古代的墩台。

   chéng​qiáng wài chù​lì zhe jǐ zuò gǔ​dài de dūn tái.

   Several ancient beacon towers stand outside the city walls.

   Source: Dong Chinese Dictionary

2. 古城的城墙依然保存得非常完整。

   gǔ​chéng de chéng​qiáng yī​rán bǎo​cún de fēi​cháng wán​zhěng.

   The walls of the ancient city are still very well-preserved.

   Source: Dong Chinese Dictionary

3. 古代的军士们整齐地排列在城墙下。

   gǔ​dài de jūn​shì men zhěng​qí de pái​liè zài chéng​qiáng xià.

   Ancient soldiers stood in neat formation below the city walls.

   Source: Dong Chinese Dictionary

4. 我打算下个月去西安旅游，看看那里的古城墙。

   wǒ dǎ​suàn xià gè yuè qù Xī'ān lǚ​yóu, kàn​kan nà​li de gǔ chéng​qiáng.

   I plan to travel to Xi'an next month to see the ancient city walls.

   Source: Dong Chinese Dictionary