The Francolí is a river in Catalonia (northeastern Spain). Its source is in the Prades Mountains and it flows into the Mediterranean Sea at Tarragona.
This river has a highly irregular flow. It can cause seasonal floods some of which, like the 1917 one, have caused widespread destruction in Tarragona. Its ancient Roman name was Tulcis.
Coordinates: 41°23′33.28″N 1°8′2.8″E / 41.3925778°N 1.134111°E