The fact that Europe's topography is so diverse means that throughout history it also affected the way people migrated from one place to another. This in return influenced how often and where people developed or started developing their cultures. Because of this, different cultures emerged in different places and these cultures were migrating to a different degree, depending on whether there was a natural obstacle preventing them from moving or something similar. Physically, it is affected through a different climate as a consequence of the topography for example.