sentences:  A third portion is an exclave of the "comarca" within the municipality of el Pont de Suert in the Alta Ribagorça.In the east the villages of Palau de Noguera, Suterranya and Vilamitjana form the fourth entity, while the fifth and smallest portion (of only 1,59 km2) is formed by the village of Puigcercós, south of Tremp.The town is served by the C-13 road which runs along the valley of the Noguera Pallaresa.