A helicopter is silhouetted by glowing embers as it makes a water drop at the “Old Fire”, which burned in Calabasas, California, U.S., June 4, 2016. (Photo by Gene Blevins/Reuters)

An Exmoor wild goat silhouetted in the sky over the Bristol Channel at the valley of the Rocks, North Devon, as the UK's heat wave continues on July 19, 2018. (Photo by Paul Silver/South West News Service)

The trees on the iconic local landmark are silhouetted against glorious sunrise colours on a misty morning near Colmers Hill in Dorset, England on May 1, 2019. (Photo by Celia McMahon/Alamy Live News)

An airplane is silhouetted at sunrise, seen from the suburb of Saint-Cloud, near Paris, France, 08 December 2016. Paris is undergoing a third day pollution spike, prompting the city to limit vehicle circulation. (Photo by Ian Langsdon/EPA)

A man is silhouetted in front of the Allianz-Arena as he walks his dogs at sunrise in Munich, southern Germany, Friday, April 10, 2015. (Photo by Peter Kneffel/AP Photo/DPA)

A tree is silhouetted against a light display during the The Magical Lantern Festival marking the Chinese new year at Chiswick House in London, Britain January 18, 2017. (Photo by Neil Hall/Reuters)

A brave photographer managed to get within metres of an active volcano despite it spewing out lava waves over 140 metres high. Silhouetted against a fiery fountain of red, Icelandic photographer, Tómas Freyr Kristjánsson, 37, braved blistering temperatures to get as close the volcano as possible. Although very few were brave enough to get so close, Tómas managed to photograph nearby tourists to give some scale to the spraying molten rock, including that of a nearby motorcyclist. (Photo by Tómas Freyr Kristjánsson/Caters News)

People are silhouetted while riding the Atmosfear double swing, which lifts riders more than 66 meters into the air while spinning at up to 70 km/h, at the Pacific National Exhibition at sunset in Vancouver, British Columbia, on Tuesday, August 31, 2021. (Photo by Darryl Dyck/The Canadian Press via AP Photo)