Steam emitted from the New York Steam System, dating back to 1882 providing steam to heat, cool or disinfect around 1,700 buildings, New York, United States of America, North America (Excess steam is vented from orange and white funnels known as stacks.)

Fumarole in Namafjall Geothermal Area in Iceland, Europe

Weisweiler coal power plant near Aachen, North Rhine-Westphalia, Germany, Europe

Weisweiler coal power plant near Aachen, North Rhine-Westphalia, Germany, Europe

Thyssen-Krupp steelworks, Duisburg, North Rhine-Westphalia, Germany, Europe

Hazy view of the Thyssen-Krupp steelworks at Hamborn, Schwelgern at sunset, near Duisburg, North Rhine-Westphalia, Germany, Europe

Scholven coal-fired power station, Gelsenkirchen, North Rhine-Westphalia, Germany, Europe

Scholven coal-fired power station, Gelsenkirchen, North Rhine-Westphalia, Germany, Europe

Corrugated iron roofs of the coconut processing factory, Georgetown, Guyana, South America

Industrial chimney, backlight

Kraftwerk Neurath power plant with a huge cloud of steam, Grevenbroich, North Rhine-Westphalia, Germany, Europe

Prosper Coking Plant, Bottrop, North Rhine-Westphalia, Germany

Prosper Coking Plant, Bottrop, North Rhine-Westphalia, Germany

Industrial chimneys, exhausts, Germany, Europe

Krafla Geothermal Power Plant, Iceland, Europe

Industrial chimneys, exhausts, Germany, Europe

Nuclear power plant Philipsburg, Baden-Wuerttemberg, Germany, Europe

Progress Energy's Lake Julian Power Plant and its new scrubber stack in South Asheville, NC.