Over several decades, surrounding lands were purchased and nearby national parks connected to the growing protected area, so that the Guanacaste Conservation Area came to encompass a high diversity of tropical dry forest, rainforest, cloud forest, and marine habitats.
The Guanacaste Conservation Area grew over time by acquiring surrounding lands and connecting nearby national parks, resulting in a protected area that includes various types of habitats: tropical dry forest, rainforest, cloud forest, and marine environments.