This full-day tour from Barcelona takes you to Ax-les-Thermes, a small town in the French Pyrenees, known for its ski resorts and characteristic hot springs. Continue with a visit to Pas de la Casa, the highest port in Pyrenees. Head next to Andorra la Vella, the capital of Andorra, to explore major landmarks like Casa de la Vall and the San Esteve XII century church. Along the way, you will get to sightsee a full mountain range of more than 160 species of endemic trees.