Tip: See my list of the Most Common Mistakes in English. It will teach you how to avoid mis­takes with com­mas, pre­pos­i­tions, ir­reg­u­lar verbs, and much more.

The Pyrenees are a mountain range that forms a natural border between Spain and France. Just like most other European mountain ranges, they are heavily wooded.

The map below shows the percentage of land covered by tree canopy in the Pyrenees, based on data by the U.S. Geological Survey from 2010.