Apart from South America Travel, there are numerous websites that will help make your trip planning a breeze.
We all know that this website is beyond compare, however, there are several others that will help you gain a significant understanding on travel in South America:
AndeanTravelWeb.com: Pretty basic, but the ATW is filled with info on hotels, tour operators, hikes, and other bits on travel in the Andes.
BrazilMax.com: Beautifully designed site from an expat writer with articles, hotel listings and bookings, music, and much more.
Equadorial - Feature Articles on traveling in Ecuador.
Living in Peru - Daily news in Peru translated into English, as well as articles, bulletin boards, and other listings.
Perublog.com - Articles, columns, and loads of information on Peru from a well known guidebook writer and photographer.
Planeta - Ron Mader's site on ecologically friendly tourism has loads of info on Latin America.
South American Explorer's - A bulletin board, online store, trip reports, country specific info, and other excellent resources are availiables to members of this virtual clubhouse.
Viajeros y Vagamundos - Blog of Peruvian journalist Jorge Riveros Cayo.
Venezuela Voyager - Info on Venezuela written by guidebook writer Dominic Hamilton.
