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could be a visit to the Itaipu. hydroelectric Power Plant, the greatest and biggest one in the world as declared as on of the seven wonders of modern world by Popular Mecanic.
Another option is a visit to the National Scientific Monument.
A great site for a majestic and view of the Great Parana River, as well as the museum in the midle of the nature, walk around the forest, and learn about the nature conservacy, and an old house with much and many thing to see and learn of, as you can find an calendar that shows the climate for... more »