What would your life be like if your backyard was a rainforest? Find out by exploring My World. Students in the community of Paso Caballos in northern Guatemala took snapshots to teach you about their lives. Paso Caballos is part of the Maya Biosphere Reserve, the largest stretch of contiguous rainforest north of the Amazon. It's an important habitat for rainforest animals and others that migrate from colder climates to spend winters in tropical forests.