Syrian refugee boys play with toy guns at Eminonu district in Istanbul, Turkey, 08 January 2019. (Photo by Sedat Suna/EPA/EFE)

A young girl works at a construction site in Patiala district, Rajpura, India on November 20, 2019. (Photo by Saqib Majeed/Barcroft Media)

Women dressed as nuns pose for pictures during Halloween celebrations in the Shibuya district in Tokyo, Japan October 31, 2015. (Photo by Thomas Peter/Reuters)

An employee sorts waste at the Wecycler recycling centre in Ebutte Meta district in Lagos, Nigeria July 28, 2016. (Photo by Akintunde Akinleye/Reuters)

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

In this Sunday, November 16, 2014 photo, Nepalese women pick tea at a tea garden of Kanyam in Illam district, around 500 kilometers (310 miles) from Katmandu, Nepal. Illam is a hilly district of tea gardens and estates in eastern Nepal's Himalayan region with one of its largest and most productive tea estate being Kanyam estates. The district produces orthodox tea, hand-processed or machine rolled, which is generally exported to international markets, specially Europe and the United States. Most of the tea pickers here are paid 186 Nepalese Rupees (US $ 2) for 8 hours of work everyday. (Photo by Niranjan Shrestha/AP Photo)

The moon rises behind the skyline and financial district in Toronto, November 25, 2015. (Photo by Mark Blinch/Reuters)

People are reflected in a shop window as they walk along a street in a shopping district in Tokyo, Japan June 25, 2015. (Photo by Thomas Peter/Reuters)