b'Crystal Ice Caves, IcelandBlue glacial ice caves with their curved, rippling roofs can be hypnotic. Looking at the translucent natural ice sculptures glistening in a broad spectrum of blues, you will be left awestruck by this grand spectacle of nature. The light throws up dazzling reflections all around. Icelands icy landscapes have many picturesque natural glacial ice caves, which form by meltwater travelling through the crevasses and channels of a glacier, and due to geothermal activity. caves melt and new ones form each year.Winter is the only time most of them are safe to visit (november to March). crystal Ice cave (or Breiamerkurjkull cave) within Vatnajkull national Park is carved out by a glacial river and has been in the same area since 2011. There are many other stunning ice caves to visit within Vatnajkull national Park and other parts of Iceland, including a man-made one in Langjkull glacier./HRAUn ISiTdOec cKr.ecdOiMt s14 \x1a HAYES JARVIS'