Volcano Trekking · Alajuela ProvinceArenal Volcano trekkingADVANCEDRisk: MODERATEUSD Guided day hike US$45–70A near-perfect stratovolcano cone that was continuously active for over 40 years until 2010 and remains closely monitored — trails through hardened lava fields at the base give an up-close look at an eruption's aftermath, with the summit itself still off-limits to hikers.View details