The Krapina River is a river located in northern Croatia. It flows through the Krapina-Zagorje County and is a tributary of the Sava River. The river is approximately 66 kilometers long and is known for its picturesque landscapes and natural beauty. The Krapina River is significant for its ecological diversity and is home to various species of fish and wildlife. It also plays a role in local recreation, offering opportunities for activities such as fishing and kayaking. The river's basin is surrounded by hills and forests, making it a popular spot for nature enthusiasts.