Calakmul is undoubtedly the main reason foe visiting this region, smothered in rainforest, it's an important and very impressive site of what was once a vast and powerful city. , There are 6,750 ancient structures identified there, the largest of which is the great pyramid at the site, at 45m high one of the highest temples of the Maya world.
Calakmul Biosphere reserve is home of some wildcat species, such as the cougar, the ocelot and the emblematic jaguar, an endangered species and very precious in the Maya culture. Mammals living in this jungle are the howler monkey, spider monkey, ant-eater, armadillo and deer; there are almost 300 species of birds, among them: parakeets, toucans and wild turkeys. There are also about 50 species of reptiles and 400 of butterflies.
You will need to drive 40 minutes back from Chicanna to the entrance of Calakmul biosphere and we recommend departing very early in the morning and stocking up on provisions the night before.