Best One-stop Destination for Outdoor Adventure! WAVE Expeditions Adventure Company invites you to explore the famous northern zone of Costa Rica. WAVE Expeditions is BEST option for all your favorite outdoor activites in one location. Arenal is the one stop destination for Rafting, Canyoning, Hiking, Wildlife, Canopy, Biking and much more! WAVE Expeditions has earned a reputation for professionalism, organization, and high quality trips.