Step from La Fortuna’s hum into an active volcanic landscape: three 2-km loops weave through lava fields, forest and a volcanic lagoon with panoramic views of Arenal. Choose your route, pack for quick weather changes, and plan 2–3 hours to hike, swim and spot wildlife.
More ways to explore the area's outdoor wonders
Morning light cuts across the crater face and the trail rises beneath a canopy that smells of wet earth and guava. At the Official Entrance to Arenal Volcano Ecological Park, hikers step from the lowland bustle of La Fortuna into 100 hectares of volcanic forest where three separate trails—each roughly 2 kilometers—thread ridgelines, lava-scarred slopes and the shores of a natural lagoon.
Difficulty
moderate
Duration
2–3 hours
Fitness Level
Suitable for most people who can walk 2–3 km on uneven terrain; expect short steep sections on the harder loop.
Wildlife
History
The modern Arenal cone became prominent after major eruptions in 1968; surrounding communities shifted from lakeshore agriculture to tourism over recent decades.
Conservation
The park participates in local reforestation and carbon-offset initiatives and encourages low-impact visitation to protect regrowth on older lava flows.
Reserve your spot on the Official entrance to Arenal Volcano by Ecological Park today and enjoy a trusted, highly rated experience designed to help you make the most of your adventure.
Start early for views and wildlife
Morning light and cooler air improve visibility of the volcano and increase bird and mammal activity on the trails.
Wear sturdy, grippy shoes
Trails include volcanic rock and muddy sections after rain—closed-sole hiking shoes reduce slip risk.
Bring swimwear and a towel
The park’s Tobacón lagoon is swimmable and equipment rentals are available—pack a quick-dry towel for comfort.
Carry insect repellent and refillable water
Forest understory attracts mosquitoes and humid hiking demands hydration—bring repellent and 1–2 liters of water.
Sturdy hiking shoes
Grip on volcanic rock and muddy trail sections is critical for safety and comfort.
Rain jacket
Fast-developing tropical showers make a lightweight waterproof layer useful year-round, essential in the wet season.
summer
Insect repellent
Forest and lagoon edges attract mosquitoes, especially at dawn and dusk.
Binoculars
Small optic help to spot toucans, hummingbirds and other canopy wildlife from viewpoints.