Central and Eastern Europe refers to a region that includes countries such as Poland, Hungary, Czech Republic, Slovakia, Romania, and the Baltic States. This area is characterized by a mix of cultures, languages, and histories, influenced by both Western and Eastern traditions. The region has undergone significant political and economic changes since the end of the Cold War in the early 1990s. The geography of Central and Eastern Europe features diverse landscapes, including mountains, plains, and rivers. Major rivers like the Danube and Vistula play important roles in trade and transportation. The region is also known for its rich historical sites, such as Prague Castle and Buda Castle, which attract tourists from around the world.