The amazon rain forest is the lung of earth, it located in the South American. There are the most wonderful nature scenery on earth, not only the rain forest, also include thousand kinds of animals, birds, fishes living there. Some Indian tribe still living in the rain forest. You can visit with some of your friends together, hire one or two local tour guides, enter the rain forest by boats. It will be a amazon trip, you will meet the anaconda in the swamp, there are also some kinds of piranha in the river of some area. You also can living in some small towns near by one of the branch of the amazon river for a while,  feeling the free market and relax all your hearts.