A journey to Brazil's Amazon is an experience of nature never to be forgotten.
The Amazon River and its tributaries comprise the world's largest river system and the Amazon basin houses the world's largest rainforest, an intricate system of countless species of plants, animals and insects. A journey to the region will be a challenging and fascinating experience that will introduce you to the voluptuous beauty and innate wisdom of the forest.
Here you have 4 sites where you can book your tour online
http://4starbrazil.com/Iguassu_Falls/ http://www.adventures-abroad.com/index http://www.cat-travel.com/brazil.asp this last one looks great :
http://www.cat-travel.com/brazil-ari...ungle-tour.asp
Hope my answer has been helfpul!
Try using the "build your trip" flight comparsion tool here:
Flights To Brazil it will
search multiple websites and get you the best price.
Dont forget to check this links of interest:
Amazon Jungle Tours Amazon Riverboat Tours Amazon brazil trips jungle