"Wonders of Man" includes photos of the Great Wall of China and Machu Picchu in Peru.

VOA: special.2009.11.20

It makes me nervous to look at it overlooking Machu Picchu in Peru.

光看就让我觉着紧张,眺望着秘鲁的马丘比丘山

耶鲁公开课 - 金融市场课程节选

It makes me nervous to look at it overlooking Machu Picchu in Peru.

光看就让我觉着紧张,眺望着秘鲁的马丘比丘山

耶鲁公开课 - 金融市场课程节选