The Cea River is a river located in the province of Palencia, in northern Spain. It is a tributary of the Pisuerga River, which eventually flows into the Douro River. The Cea River is approximately 90 kilometers long and is known for its clear waters and scenic surroundings. The river flows through various landscapes, including forests and agricultural areas, providing a habitat for diverse wildlife. It is also popular for recreational activities such as fishing and hiking along its banks, attracting both locals and tourists who appreciate its natural beauty.