A train passes by a sea of flowers at Juyong Pass of the Great Wall in Changping District, northwestern Beijing on March 24, 2019. Each year in spring, the flowers at Juyong Pass attract many photographers and visitors. (Photo: VCG)

A child stands amongst pools of stagnant water in Beira, Mozambique, March 27, 2019. (Photo: VCG)

Children visit a meteorological museum in Nantong, East China's Jiangsu Province, on March 23, 2019, the World Meteorological Day. (Photos: Xinhua)

Syrians gather to protest the US’ recognition of the Syrian Golan Heights as part of Israel, in al-Baath City, south Syria's Quneitra Province, on March 26, 2019.

Photo taken with a mobile phone shows the Palace Museum in Beijing, capital of China, on March 24, 2019.

Supporters of the Houthi movement shout slogans as they attend a rally to mark the 4th anniversary of the Saudi-led military intervention in Yemen's war in Sanaa, Yemen, on March 26, 2019. (Photo: AP)

Hot Air Balloons fly in the air during the Putrajaya International Hot Air Balloon Fiesta in Putrajaya, Malaysia, on March 28, 2019. The four-day Putrajaya International Hot Air Balloon Fiesta kicked off on Thursday. (Photo: Xinhua)

54 pizza chefs showcase their amazing skills to mark two landmarks for the famous pizza chain – 54 years since its first restaurant opened on London’s Wardour Street and the opening of its new Langham Place, Oxford Circus pizzeria. (Photos: VCG)

A picture taken on March 30, 2019 shows the Eiffel Tower illuminated, in Paris, before being switched-off for the Earth Hour organised by the green group WWF. (Photo: VCG)

An anti-Brexit protester waves flags outside the House of Parliament in London, Britain, on March 27, 2019. (Compiled by Yan Yiqiao)