Since 2002, the Peruvian government has required tourists to have a permit and a guide to hike the Inca Trail to Machu Picchu. Only licensed guiding companies can obtain permits, so it's vital to do ...

but if you're a winter hiker, they're great. They wash wonderfully, are super comfortable and well worth their higher-than-average price tag. When I told my friends I was hiking the Inca Trail in the ...