We are in Quito, Ecuador, heading to Ushuaia via Peru in the next week or two. We're interested in any information that riders have regarding navigable routes through Peru. And we'll be happy to share information as we ride.
For now, I found this Interactive Map of slides and floods that the Government of Peru has put out at https://goo.gl/N4mhEO
iPeru Tourist Information and Assistance at http://www.peru.travel/iperu.aspx