The Tundzha River is a significant waterway located in southeastern Bulgaria. It flows for approximately 160 kilometers, originating from the Sakar Mountains and eventually merging with the Maritsa River. The river is known for its picturesque landscapes and plays a vital role in the local ecosystem. The Tundzha River passes through several towns, including Yambol and Elhovo, providing water for agriculture and supporting various wildlife habitats. Its basin is essential for irrigation and contributes to the region's economy, making it an important natural resource for the communities along its banks.