Trail signs mark the trees along the trail. With 14 sections of the trail, it's hard to decide which one to hike first. I chose the section, “Between the Rivers." ...

Watch: Reporter Mark Arsenault unpacks his adventure with sparkling glaciers, delicious food, and luxurious hotels. C HAMONIX, France — What is the greatest long-distance hiking trail in the world?

Andy Topasna and about 25 other hikers spent Sunday, Aug. 9 installing new, clear signs and tape on the Pågat Cave hiking trail to help others enjoy the hike in safety.