Few sites in costa rica inspire more respect and admiration than arenal volcano at 5437 feet its tall and conical shape stands imposing over the pastured green hillsides that surround its base although currently in a resting phase arenal remains costa ricas most active volcano for the past 43 years you will also experiencea relaxing soak into the natural mineral waters of the tabacon hot springs will finish a perfect day thanks to geothermal activity beneath arenal the area surrounding