Posavje is a geographical region located in Slovenia, known for its picturesque landscapes and rich cultural heritage. It lies along the Sava River, which plays a significant role in the area's agriculture and economy. The region is characterized by rolling hills, vineyards, and charming villages, making it a popular destination for nature lovers and tourists. The main towns in Posavje include Brežice, Krško, and Sevnica. Each town has its unique attractions, such as historical castles and local festivals. The region is also known for its wine production, particularly Cviček, a light red wine that is a local specialty.