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Meinholz's Machu Picchu

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Father-Son Soak

Photograph By Joel Meinholz

Taking a dip in an Andian natural hot tub are, from left, Ben, Simon and Elias Bingham near Machu Picchu. The hike up the Incan Trail can take anywhere from two to four days, traditionally, and is limited to only a few hundred people per day.