Arén Township includes the villages of Berganuy, Betes, Camp, Town Hall, Claravalls, Iscles, Los Molinos, Obis, Puimolar, Ribera de Vall, San Martin, Santa Eulalia, Sas, Sobrecastell, Soliva, Soperún, Suerri and Treserra.
Highlighted in this town paleontological discoveries, with the full remains of a hadrosaur dating back 70 million years ago, among others. The town of Arén, medieval keeps reminding us of its importance in earlier times and to sample the remains of a castle on top.
Places of interest
The Interpretation Centre Ribagorza
Ermita de la Virgen del Regatell
Information of interest
Arén was declared an artistic the July 1, 1982
Celebrations on May 23 in honor of Jesus Christ, the town's patron, and 10 December.