Photography Blog: Hope this blog post on the Amazon helps travelers who are interested in seeing Colombia's Amazonas, from Leticia upriver. The post also includes Tabatinga, Brasil, and Santa Rosa, Peru, the region known as Tres Fronteras.
http://runwildrunfreefilms.blogspot.com/2011/08/amazon-of-colombia-of-beauty-simplicity.html
The Blog has various destinations/countries - organized on tabs across the top menu, as well as thumbnail 'Most viewed posts' on the right vertical strip.