What mountain system stretches from Spain to the Belkin what mountain system stretches from Spain to the Balkan peninsula?

The mountain system that stretches from Spain to the Balkan Peninsula is the Alpine-Himalayan orogenic belt. This extensive mountain range includes the Pyrenees in Spain, the Alps in Central Europe, and the Carpathians and Balkan mountains in Eastern Europe. It is the result of tectonic activity and has shaped the geography and climate of the regions it spans.