Size: 12,080 hectares. Camping: Not permitted. Trails: Limited.
The most characteristic feature of this national park is the impressive and majestic Arenal Volcano, an almost perfect active cone 1,633 meters high, whose regular eruptions offer one of the most extraordinary and awe inspiring natural sights in Costa Rica
The four most important types of vegetation in the park are the perennial wet and very wet forests that cover about 47% of the area. There’s also cloud forest and riverine woodlands, where several endemic species can be found, like the brunelia costaricensis and the epiphytic pineapple
Thirty-five species of fish, 135 species of reptiles that include tortoises, snakes and lizards, and 131 known species of mammals can be found here. An amazing 53% of the species that make up the national bird population are also found here making this park and the surrounding area a birdwatcher’s paradise.