A 5-day trek between the three countries of the Pyrenees: France, Spain, and Andorra... The 3 Nations Loop is an epic mountain adventure, perfect for nature lovers and experienced hikers. This route will take you to the heart of the Pyrenees, passing through varied and magnificent landscapes and iconic sites, with breathtaking views of peaks, glacial lakes, and deep valleys. You'll pass close to Pic de Tristagne, and climbing this peak could be the icing on the cake of this hike.