Perhaps one of the most under-appreciated lifeforms in Rocky Mountain National Park are the large variety of lichens growing on the rocks and trees. Not only are lichen colorful and an important food source for the park's beloved elk, but they actually played an important role in creating RMNP as we know it.
Close your eyes. Picture Estes Park in December. Vistas blanketed in white snow, right? Most people have that picture in mind when they think of December in Rocky Mountain National Park, however most years they'd be wrong.