San Carlos canton is the largest canton in the country, it borders with Nicaragua, Heredia and Guanacaste.
It's a popular destination for those who are looking for a place to relax, unwind and take care of their health, with incredible thermal spa's and relaxing spots all over San Carlos.
Popular destinations in San Carlos include National Park Arenal Volcano, Arenal Lake, The Río Fortuna Waterfalls, Danaus Natural Reserve where you will see species in their natural habitat while learning about the Malaku indigenous tribe, the Wildlife Rescue Center La Marina, and the incredible Adventure Parks in La Fortuna, perfect for families and children.