Filling the valley between the mountains with blue-white light. Vatnajökull Glacier in Iceland is the largest glacier in Europe, covering eight percent of Iceland’s landmass. This glacier looms in the distance. It appears to breathe, a living organism. I can imagine it shape-shifting under its own weight, a moving sea of many century’s old ice. What is a Glacier? And Why is the Ice So Blue? A glacier is a …