The Odra is a 66 km long river in Spain. Its springs are located to the north of Amaya mountain in the province of Burgos, from where it flows southward until reaching the Pisuerga River. The main tributary is the Brullés River.
The Odra is a 66 km long river in Spain. Its springs are located to the north of Amaya mountain in the province of Burgos, from where it flows southward until reaching the Pisuerga River. The main tributary is the Brullés River.
