Jennifer Pharr Davis has hiked on the long-distance walk in Europe around Mont Blanc that covers approximately what distance?
Jennifer Pharr Davis:  She has hiked over 12,000 miles on six different continents, including thru-hikes on the Pacific Crest Trail, the Appalachian Trail (three times), the Colorado Trail, the Long Trail in Vermont, the Bibbulmun Track in Australia, and numerous trails in Europe and South America (e.g., the Tour du Mont Blanc, West Highland Way, Laugavegur, GR 11 (Spain), GR 20, and the Pembrokeshire Coast Path, Cotahuasi Canyon and the Inca Trail to Machu Picchu).
i don't know