The Kaliningrad Oblast is a Russian enclave in Central Europe on the Baltic Sea.

An excerpt from the article 24 facts about Kaliningrad

It is an administrative unit of the Russian Federation, the westernmost region of Russia. It covers an area of 15,096 square kilometers. It is separated from the rest of the country by areas of independent states and has no land connection with the main territory of Russia (esclave).

Kaliningrad Oblast borders Lithuania and Poland. It includes a 147 km long section of the Baltic Sea coast.