When John began booking our adventure to Machu Picchu in March, he pointed out that there’s the option of hiking an “add-on mountain” on the fourth day, after we’ve toured the Machu Picchu grounds.

There are several ways to get to Machu Picchu, Peru’s iconic Incan ruin, including a train trip from Cusco, travelling by car or bus or hiking one of the alternative treks we will list below. The most ...