The Limia River is a river in Galicia, Spain, and Portugal

Portugal

Portugal , officially the Portuguese Republic is a country situated in southwestern Europe on the Iberian Peninsula. Portugal is the westernmost country of Europe, and is bordered by the Atlantic Ocean to the West and South and by Spain to the North and East. The Atlantic archipelagos of the...

, with an extension of 108 km.

The source of the Limia is Talariño Mountain (975 meters), close to the Paradiña village in the Sarreaus

Sarreaus

Sarreaus is a municipality in Ourense Province in the Galicia region of north-west Spain....

 municipality (Ourense

Ourense

Ourense is a city in northwestern Spain, the capital of the province of the same name in Galicia. Its population of 108,674 accounts for 30% of the population of the province and makes it the third largest city of Galicia.-Population:...

, Spain). It crosses the border into Portugal close to the Lindoso
village, and reaches the Atlantic near Viana do Castelo.

The Limia was considered by the Romans

Roman Empire

The Roman Empire was the post-Republican period of the ancient Roman civilization, characterised by an autocratic form of government and large territorial holdings in Europe and around the Mediterranean....

 as the mythical Lethe

Lethe

In Greek mythology, Lethe was one of the five rivers of Hades. Also known as the Ameles potamos , the Lethe flowed around the cave of Hypnos and through the Underworld, where all those who drank from it experienced complete forgetfulness...

.