Officials Desperately Try to Save Hawaii's Oldest Banyan, sending in water tankers. This National Historic Landmark is the oldest banyan tree in the United States and a cherished landmark. After the fire was contained, officials immediately began watering and caring for the tree in hopes that it will recover from fire damage. The Lahaina banyan tree is a top attraction that draws in thousands of visitors with its aerial roots that now span over an entire city block. Local officials say saving th