The largest country in South America is Brazil. Covering more than 8.5 million square kilometers, it occupies about half of the continent's land area. Brazil is renowned for its rich biodiversity, featuring the vast Amazons, the largest tropical rainforest in the world. The country also boasts a diverse culture influenced by indigenous, African, and European heritage. Major cities, including São Paulo and Rio de Janeiro, contribute to its vibrant economy and tourism, making Brazil a significant player in regional and global affairs.