AvatarTara ChopraThe world's greatest walking trailsThe Telegraph1. The South West Coast Path, England 2. The Grand Alpine Traverses, France and Italy 3. The Pyrenees GR11, Spain 4. Nordkalottleden-Arctic Trail 5. The Appalachian Trail, United States 6. The Pacific Crest Trail, United States 7. The Great Himalaya Trail How to do it 8. Hokkaido Nature Trail, Japan 9. …