Travelers are voting Irazú Volcano, Arenal Volcano and National Theatre of Costa Rica as the best of 12 tourist attractions in Alajuela. There are 2 tourist attractions in San Carlos a city just 35 km from Alajuela and 2 tourist attractions in Jaco which is 38 km distant. The most popular of these are Arenal Volcano in San Carlos and Montezuma in Jaco. You can find 95 Tourist Attraction in the country of Costa Rica and La Amistad International Park is our members favorite Tourist Attraction in all of Costa Rica. Want more? Check out our map of tourist attractions in Alajuela.