83-13443 - Workers in hard hats by steam pipes and valves at a volcanic facility run by Pertamina Geothermal Energy near Tomohon city. Lake Linow, Tomohon, North Sulawesi, Indonesia
832-393091 - Car valves in the raw state in a wheelbarrow in front of a screw press in a drop forge, Industrial Museum, Lauf an der Pegnitz, Middle Franconia, Bavaria, Germany, Europe
911-6940 - Fljotsdalur hydro power station, part of Karahnjukar a massive new contorversial hydro electricity project in North East Iceland, Polar Regions
911-6938 - Valves that control the water flow into the turbines at the Fljotsdalur hydro power station, part of Karahnjukar a massive new contorversial hydro electricity project in North East Iceland, Polar Regions
911-6939 - Fljotsdalur hydro power station, part of Karahnjukar a massive new contorversial hydro electricity project in North East Iceland, Polar Regions