![](https://cdn.cnn.com/cnnnext/dam/assets/210928112031-01-wax-palm-trees-colombia-restricted-super-tease.jpg)
The longest continental mountain range in the world may be one of the last places you would expect to find a palm tree. High above the foliage of the Andean mountains, Colombia’s National Tree, the wax palm, has been intriguing scientists for decades.