The Royal Castle is seen a veil of heavy winter smog in Budapest, Hungary on January 30, 2017. (Photo by Laszlo Balogh/Reuters)

This aerial photo taken on December 28, 2018 shows commercial and residential buildings in Hong Kong. (Photo by Dale De La Rey/AFP Photo)

The Canary Wharf financial district stands in London, Britain on August 11, 2019. (Photo by Simon Dawson/Reuters)

A vendor sells fruits and nuts at the Green Bazaar in Almaty January 23, 2015. Kazakhstan is spending billions of dollars of its reserves to keep devaluation of its currency gradual and reduce inflationary risks of the sort thrown up in Russia by the rouble's slide, analysts and former central bank officials say. Kazakhstan, Central Asia's largest economy, is closely tied to Russia through trade and, like other ex-Soviet states, has been feeling the pain of the crisis which has driven the rouble down 50 percent against the dollar since the start of 2014. (Photo by Shamil Zhumatov/Reuters)

Two women look at a mobile phone as they stand on Tiananmen Square during a sand storm in heavily polluted weather in Beijing on February 28, 2013. Beijing residents were urged to stay indoors as pollution levels soared before a sandstorm brought further misery to China's capital. (Photo by Ed Jones/AFP Photo)

A canine chase a target during a racing competition on the outskirts of Charsadda on January 14, 2024. (Photo by Abdul Majeed/AFP Photo)

A girl from the Tharu community takes part in a ritual during the Shama Chakewa festival to honor the relationship between brothers and sisters in Kathmandu on November 8, 2022. (Photo by Skanda Gautam/ZUMA Press Wire/Rex Features/Shutterstock)

A swan sits on her eggs on nest made of rubbish found in the Danube river in Belgrade, Serbia on Monday, May 10, 2022. (Photo by Darko Vojinovic/AP Photo)