Belize is ranked 3rd in Stride Magazine's Top 7 Adventure Tour Destinations for 2017. Cayo's Xunantunich and Caracol are mentioned.
"Belize has been a ‘go to’ destination for years among American retirees looking to settle down in a friendly and warm country close to home. But you don’t need to wait for retirement to take advantage of Belize’s world-class snorkeling and scuba diving. A guided tour will ensure you gain access to the top snorkeling and diving spots like the Lighthouse Reef atoll, home to the famous Blue Hole. A tour guide will also provide local insights and historical context when visiting places like the Mayan ruins at Xunantunich and Caracol."