View from the Lealt River lookout to factory ruins by Inver Tote beach where diatomite, used to make dynamite, was processed and shipped, Lealt Falls, An Leth-allt, Portree, Skye, Inner Hebrides, Scotland, United Kingdom, Europe

Bjarnaflag geothermal power station and diatomite factory, Reykjahlid village, Lake Myvatn, North area, Iceland, Polar Regions

Kisilverksmidja diatomaceous earthworks (diatomite, diahydro, kieselguhr) with Mt. Hliarfjall in the background, Myvatn, northern Iceland, Iceland, Atlantic Ocean