Mountainous Panjshir Valley which endures six-month winters during which temperatures can reach twenty degrees Celsius below zero, Afghanistan, Asia

View of busy street leading to Placa Mayor, Palma de Mallorca, Majorca, Balearic Islands, Spain, Mediterranean, Europe

Celsius wind chill chart

The Library of Celsus and the Agora to the right, Ephesus Archaeological Site, Anatolia, Turkey

The library of Celsus at sunrise, Roman ruins of Ephesus, Turkey

Willow Tit (Parus montanus), adult on frost covered Swiss Stone Pine (Pinus cembra) at minus 15 degrees Celsius, St. Moritz, Grisson, Alps, Switzerland, Europe

Round thermometer showing over 110 degrees

Shield, 100 degrees Celsius, warns of boiling hot water, geothermal area Reykjadalur, Hverageroi, Hveragerdi, Iceland, Europe

Symbolic image, global warming, thermometer, sun, heat wave, 38 degrees Celsius, Baden-Wuerttemberg, Germany, Europe

Clinical thermometer, mercury thermometer, Germany, Europe

Willow Tit (Parus montanus), adult on frost covered Swiss Stone Pine (Pinus cembra) at minus 15 degrees Celsius, St. Moritz, Grisson, Alps, Switzerland, Europe

Clinical thermometer, mercury thermometer, Germany, Europe

Celsius library, Ephesus, Turkey

frozen river and riverside with trees in winter at 30 degrees celsius below zero Sweden Scandinavia Europe