2 sentences for 館 (guǎn — public building)

1. 入馆参观时请先在前台登记。

   rù guǎn cān​guān shí qǐng xiān zài qián​tái dēng​jì.

   Please register at the front desk before entering for a tour of the museum.

   Source: Dong Chinese Dictionary

2. 这位图书管理员对馆内的藏书非常了解。

   zhè wèi tú​shū guǎn​lǐ​yuán duì guǎn nèi de cáng​shū fēi​cháng liǎo​jiě.

   This librarian is very familiar with the library's collection.

   Source: Dong Chinese Dictionary