From the Wikipedia page 
Dukhovshchinsky District (Russian: Духовщи́нский райо́н) is an administrative and municipal district (raion), one of the twenty-five in Smolensk Oblast, Russia. It is located in the north of the oblast. The area of the district is 2,610.78 square kilometers (1,008.03 sq mi). Its administrative center is the town of Dukhovshchina.