3 sentences

1. 大连是一座美丽的海滨城市。

   Dà​lián shì yī zuò měi​lì de hǎi​bīn chéng​shì.

   Dalian is a beautiful coastal city.

   Source: Dong Chinese Dictionary

2. 厦门是一个风景优美的海滨城市。

   Xià​mén shì yī gè fēng​jǐng yōu​měi de hǎi​bīn chéng​shì.

   Xiamen is a beautiful coastal city.

   Source: Dong Chinese Dictionary

3. 大批游客在假期期间涌入了这个海滨城市。

   dà pī yóu​kè zài jià​qī qī​jiān yǒng​rù le zhè gè hǎi​bīn chéng​shì.

   A large number of tourists flocked to this seaside city during the holidays.

   Source: Dong Chinese Dictionary