The Vacha River is located in Bulgaria and is a tributary of the Maritsa River. It flows through the picturesque Rhodope Mountains, known for their natural beauty and diverse wildlife. The river is approximately 80 kilometers long and plays a significant role in the local ecosystem. The Vacha River is also important for hydroelectric power generation, with the Vacha Dam being one of the largest in Bulgaria. This dam helps regulate water flow and provides electricity to nearby regions, contributing to the country's energy needs while also supporting recreational activities like fishing and kayaking along the river.