earthstory:Heart shaped lava treeThis is an image from 1968, taken looking down on top of a lava flo
earthstory:Heart shaped lava treeThis is an image from 1968, taken looking down on top of a lava flow from Kilauea.Lava flows from Hawaiian volcanoes often encounter the native ohia trees, which make up a large portion of the rainforests on that island. Those trees hold a lot of water in their structures. When lava hits those trees, the water boils off and the tree burns away, but there is enough water to cool a cylinder of lava around the place where the tree trunk used to be. Keep reading -- source link