Its highest point is Mont Caro, 1,441 m.[1] Rivers such as the Matarranya and the Cenia have their source in these mountains.

At the 1350 m high Tossal dels Tres Reis (Peak of the Three Kings), where the borders of the ancient Kingdoms of Valencia, Catalonia and Aragon meet, there is a cairn marking the meeting point of the ancient three kingdoms of the Crown of Aragon.

It is mostly a limestone massif, with many steep cliffs, jagged peaks, deep valleys, shafts and caves.

[2] One of the largest colonies of griffon vultures in Europe, as well as Spanish Ibex, Roe Deer, Wild Boar, European badgers, common genets, grey wagtails, among others, have their habitat in these lonely mountains.

[3] Among the aquatic animals there are trout in some of the rivers and amphibians such as the Marbled newt in many of the ponds of the range.