The Bay of Kotor, also known as the Boka, is a winding bay of the Adriatic Sea in southwestern Montenegro and the region of Montenegro concentrated around the bay. It is also the southernmost part of the historical region of Dalmatia. At the entrance to the Bay there is Prevlaka, a small peninsula in southern Croatia. The bay has been inhabited since antiquity. Its well-preserved medieval towns of Kotor, Risan, Tivat, Perast, Prčanj and Herceg Novi, along with their natural surroundings, are major tourist attractions. The Natural and Culturo-Historical Region of Kotor was designated a UNESCO World Heritage Site in 1979. Its numerous Orthodox and Catholic churches and monasteries attract numerous religious pilgrims and other visitors.

Montenegrin is a normative variety of the Serbo-Croatian language mainly used by Montenegrins and is the official language of Montenegro. Montenegrin is based on the most widespread dialect of Serbo-Croatian, Shtokavian, more specifically on Eastern Herzegovinian, which is also the basis of Standard Croatian, Serbian, and Bosnian.