Grímsvötn is a volcano in South-East Iceland. It is in the highlands of Iceland at the northwestern side of the Vatnajökull ice-cap. The caldera is at at an elevation of m ft). Beneath the caldera is the magma chamber of the Grímsvötn volcano.
Burro’s tail cactus is not technically a cactus but a succulent. Although all cacti are succulents, not all succulents are cactus. Grow burro’s tail as a houseplant or outdoors with tips from this article.