The Río Madre de Dios is a major river located in the southeastern part of Peru. It is a tributary of the Río Madeira, which eventually flows into the Amazon River. The river is known for its rich biodiversity and is surrounded by lush rainforests, making it an important habitat for various species of plants and animals. The river plays a crucial role in the local ecosystem and supports the livelihoods of nearby communities. It is also significant for activities such as fishing and tourism, attracting visitors interested in exploring the natural beauty of the Amazon Basin.