Instruct: Classify Amazon reviews into positive or negative sentiment
Query: Insight guides, always great.

Regardless of where you are going, you can never go wrong with insight guides. All the info you need. Plenty of maps. The great pictures is an added resource cause it gives you an idea and a feel for what the text is talking about. It shows you the beauty and possible places you will go because of what you've seen. Insight guides Peru is no different. Excellent resource.