El Tajo is a river in Spain, known for being the longest river in the country. It flows for about 1,007 kilometers, starting in the Sierra de Albarracín mountains and emptying into the Atlantic Ocean at Lisbon, Portugal. The river passes through several cities, including Toledo, which is famous for its historical significance and stunning views of the river. The river is an important source of water for agriculture and industry in the region. It also supports diverse ecosystems along its banks, providing habitats for various species of plants and animals. Additionally, El Tajo is popular for recreational activities like fishing and kayaking.