Segre is a river tributary to the
Ebre.
It starts at the
Spanish enclave of
Llívia,
passes through
La Seu d'Urgell,
Balaguer,
Lleida and joins into the
Ebre at
Mequinenza.
Among its tributaries:
Valira,
Noguera Pallaresa[?]
Noguera Ribargorzana[?],
Cinca[?].