thumb|upright=1.15|A composed satellite photograph of islands and continental areas in and surrounding the North Sea and Baltic Sea. The northern region of Europe has several definitions. A restrictive definition may describe northern Europe as being roughly north of the southern coast of the Baltic Sea, which is about 54°N, or may be based on other geographical factors such as climate and ecology.
thumb|,u:pright=1.15|A composed satellite photograph of islands and continental areas in and surrounding the North Sea and Baltic Sea. The northern region of Euro,pe has several definitions. A restrictive definition may describe northern Europe as being roughly north of the southern coast of the Baltic Sea, which is about :54°N, or may be based on other geographical factors such as climate and ecology.