Iceland is a fabulous showcase for volcanoes. The easily accessible locations to view explosions of fiery lava and ash provide unusual opportunities for volcano-appreciators of all types, giving them ringside seats for the action. In the past few decades, there have been several spectacular volcanic performances. Attempting to control volcanoes is a major challenge, although people have tried, and even achieved success.
The shiny volcanic glass obsidian comes in many interesting forms – and has a long and rich history. From varied shapes and a range of colors to chemistry that allows obsidian to be traced back to the originating volcano, plus the wealth of artifacts that people have produced for tens of thousands of years, there are many fascinating facts about obsidian.