The Río Grande de Terraba is one of the longest rivers in Costa Rica, flowing approximately 145 kilometers. It originates in the Talamanca Mountains and travels through various ecosystems, including tropical rainforests and wetlands, before emptying into the Pacific Ocean. This river is significant for its biodiversity and supports numerous species of flora and fauna. It also plays a vital role in the local economy, providing water for agriculture and serving as a transportation route for communities along its banks. The Terraba River is essential for both environmental and human activities in the region.