Cave Tubing – Tubing down a river has a special twist in Belize, where visitors can ride their inner tubes through an exciting series of spooky caves. – Tubing down a river has a special twist in Belize, where visitors can ride their inner tubes through an exciting series of spooky caves. A regatta is held every year near the lighthouse outside of Belize City where Baron Henry Edward Ernest Victor Bliss is buried. Visit Belize in MarchWith fantastic weather and so many fun festivals, Belize is truly the destination of choice in March. You’ll feel refreshed, rejuvenated, and happy when you return home after spending a week under the warm tropical sun of Belize.