Fifteen of us set off on this famed trek. Only 10 made it to the end

It’s one of the world’s seven wonders, but there’s a heap of things that can go wrong when trekking Machu Picchu – and I should know. It’s one of the world’s seven wonders, but there’s a heap of things that can go wrong when trekking Machu Picchu – and I should know. Travel / Inspiration Sydney Morning Herald – Latest News