The document describes the physical geography, ecosystems, climate, and human characteristics of Brazil. It notes that Brazil contains the long Andes Mountains and Atacama Desert, as well as the massive Amazon Basin. The Amazon forest and Cerrado are the two main ecosystems, and Brazil experiences a range of temperatures, rainfall, and humidity. Its major cities have skyscrapers and industries, while tourism arrives mostly by plane and boat. The primary language is Portuguese, and customs involve greetings like handshakes and cheek kisses depending on gender. Religiously, most are Roman Catholic, and it has a federal republic government with rich and poor populations.