The clever network of signal towers (tours à signaux) that you see on the high mountain tops around the region date back to the 13th century. They were originally set up by the Rois de Majorque as a defence system to protect the Roussillon from invaders and to enable the passing of information around the region, using fire and smoke signals.

A gorge is a very deep crevice between two mountains or hills, formed by rivers running through and eroding rock over a very long period of time. Here are a couple to take your breath away.