The Baltic Sea Region is a geographical area in Northern Europe surrounding the Baltic Sea. It includes countries such as Sweden, Finland, Estonia, Latvia, Lithuania, Poland, Germany, and Denmark. This region is known for its unique ecosystems, rich history, and cultural diversity, with many cities along the coast that have significant maritime heritage. The Baltic Sea itself is a brackish inland sea, connected to the North Sea through the Kattegat and Skagerrak straits. It plays a crucial role in trade and transportation, supporting various industries, including fishing and tourism. The region is also a focus for environmental protection efforts due to its sensitive marine ecosystems.