Butantan Institute (Instituto Butantan)

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The Butantan Institute is one of Brazil's leading biomedical research centers and an important destination for visitors interested in science, public health, and natural history. Founded in 1901, the institute is internationally recognized for its research and for producing vaccines and antivenoms.
 
Its campus features several museums and educational exhibits, including collections dedicated to snakes, spiders, insects, and microbiology. The grounds also offer pleasant green spaces, making it an enjoyable place to spend a few hours exploring science in an accessible and engaging way.