A student shouts slogans against Venezuelan President Nicola Maduro during a protest on the main highway in Caracas on March 30, 2017. Venezuela' s Supreme Court took over legislative powers Wednesday from the opposition- majority National Assembly, whose speaker accused leftist President Nicolas Maduro of staging a “coup”. (Photo by Juan Barreto/AFP Photo)

A pink elephant balloon, one of the entries in the Canadian Hot Air Balloon Championships, lands in a field in High River September 27, 2013. The event is a qualifier for the World Hot Air Balloon Championships in Sao Paulo in 2014. (Photo by Mike Sturk/Reuters)

Cast member Shu Qi poses during a photocall for the film “The Assassin” (Nie yin niang) in competition at the 68th Cannes Film Festival in Cannes, southern France, May 21, 2015. (Photo by Eric Gaillard/Reuters)

Military school cadets take part in a ceremony commemorating the 56th anniversary of the death of Camilo Cienfuegos who, along with Fidel Castro and Che Guevara, was a chief commander of the Cuban revolution in Havana, Cuba on October 28, 2015. (Photo by Xinhua/REX Shutterstock)

A mine detection rat is given banana as a reward after successfully identifying an inactive mine on July 2, 2015 in Siem Reap, Cambodia. The Cambodian Mine Action Center (CMAC) working with the Belgian NGO APOPO has recently begun testing the feasability of using large mine detection rats from Tanzania to help clear fields of mines and unexploded ordnance in one of the most bombed and mined countries in the world. (Photo by Taylor Weidman/Getty Images)

Lightning strikes during a storm over the Ionian Sea in Calabria, Italy on June 27, 2016. (Photo by Alfonso Di Vincenzo/Pacific Press/Rex Features)

Miranda state beauty pageant contestant Luiseth Materan, wearing a protective face mask issued by the Miss Venezuela beauty pageant, arrives to the Venevision television station to prepare for a meeting with judges, in Caracas, Venezuela, Friday, September 18, 2020. Quarantine rules and social distancing has forced the contestants to train at home and online with limited access to the venue itself where strict measures are in place. The pageant is due to take place on Sept. 24. (Photo by Ariana Cubillos/AP Photo)

A rickshaw puller waits for customers during heavy rainfall in Kathmandu, Nepal, 28 May 2021. As Government stricken nationwide lockdown from 28 May 2021 to control coronavirus disease (COVID-19) infection and deaths, low-income families are struggling to cater for their daily lives. (Photo by Narendra Shrestha/EPA/EFE)