The Maranon River is one of the major rivers in Peru, flowing approximately 1,100 kilometers (about 680 miles) through the Andes mountains. It is a significant tributary of the Amazon River, contributing to the Amazon's vast water system. The river originates in the highlands of Cajamarca and travels through diverse ecosystems, including cloud forests and tropical rainforests. The Maranon River is vital for local communities, providing water for drinking, agriculture, and transportation. Its basin is home to various wildlife and plant species, making it an important area for biodiversity. The river also plays a role in the cultural heritage of the indigenous peoples living along its banks.