Driving the steep road to the mountaintop Inca ruins of Machu Picchu is potentially dangerous and hiking there is difficult.

沿着陡峭的道路驱车前往马丘比丘的印加遗址山顶是很危险的，在那里徒步旅行也很困难。

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He was still on the road, but now managed a group of panpipe musicians from Bolivia, even dressing up himself as an "authentic" Inca warrior to sell CDs and collect money from the audience.

他仍然在路上奔走，经营着一个来自玻利维亚的排笛乐团，有时甚至自己也装扮成“地道”的印加武士来兜售CD唱片，并帮乐队收钱。

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The Punta Union pass is only reachable by foot or mule along the spectacular 50km Santa Cruz trail, part of which is an ancient Inca road.

BBC: Trekking Peru��s Santa Cruz trail

Fortunately, the lack of a direct road from Cuzco to Machu Picchu has stood in the way of cars and trucks intruding on the Inca ruins.

BBC: Eco-scorecard to the world��s great attractions