Day trip to Altun Ha, and Cave Tubing in Belize. Your chance to see both Mayan World with the famous Mayan ruins of Altun Ha, relaxing | Cave tubing through Belize is an incredible sightseeing opportunity | Cave tubing in Belize is a popular sightseeing opportunity for those who are looking for some adventure. The process starts with an easy hike through the forest and then it's time to get down and dirty. In order to do this, everyone must put on their wetsuit and headlamp before they enter the cave. Then, all of the participants are seated in a circular row on a tube. Altun Ha is an amazing destination for a day trip. The ancient Mayan site is located just over an hour from Belize City. Altun Ha was the ceremonial center of Belize and features beautiful temples, ball courts, and plazas. The site is one of the most complete Mayan sites in all of Central America with over 150 structures still standing. Visitors can also enjoy a refreshing swim.