The railway involves a natural monopoly: the only other way of getting to the ruins is a four-day hike along the Inca Trail.
2
在秘鲁安第斯山脉东部的马丘比丘古城遗址中,可以看到世界上一些最精美的石头建筑。
Some of the world's finest stone architecture can be seen in the ruins of the ancient Inca city of Machu Picchu high in the eastern Andes Mountains of Peru.
3
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。
Driving the steep road to the mountaintop Inca ruins of Machu Picchu is potentially dangerous and hiking there is difficult.