Protesters hold placards and ballots as they attend a demonstration during U.S. President Donald Trump's visit for NATO summit, in London, Britain on December 3, 2019. (Photo by Henry Nicholls/Reuters)

An officer of the rural fire service of New South Wales works in the work of extinguishing the fire when the Three Mile fire approaches Mangrove Mountain, this Thursday, in the properties of Waratah Road and Kelynack Road, located north of Sydney (Australia). Much of the state of New South Wales faces record levels of poor air quality due to active forest fires in the area. EFE / Dan Himbrechts
 

 Queen Letizia upon arrival at the Palace of Carlos V at the Alhambra in Granada to inaugurate the exhibition "La Granada Zirí and the Berber Universe", which brings together more than three hundred at the Palacio de Carlos V pieces related to this historical period.EFE / Pepe Torres.
 

 Several birds fly over a wetland in the Moe Yun Gyi nature reserve, this Thursday, in Pegu (Burma). Each year, millions of birds migrate from the northern hemisphere to the south along the migration route between East Asia and Australia to flee the winter. Some of them reach this sanctuary, located 112 kilometers from the city of Yangon. In total, 125 bird species, of which 70 are migratory, inhabit the area during this period of time. EFE / Nyen Chan Nang
 

 Yemeni Nobel Peace Prize laureate, journalist and human rights activist Tawakkul Karman speaks at a women's forum during the MED 2019 - Mediterranean Dialogues' meeting in Rome, Italy, 05 December 2019. (Italia, Roma) EFE/EPA/ALESSANDRO DI MEO
 

A car makes its way through a snowy landscape in Highland Falls, N.J., Tuesday, December 3, 2019. The last of the snow is falling over parts of New Jersey after leaving behind power outages in the northwest part of the state. (Photo by Seth Wenig/AP Photo)

 An undated handout photo made available by NASA on 11 August 2018 shows an artists' impression of the Parker Solar Probe (PSP) approaching the Sun (issued 05 December 2019). NASA's Parker Solar Probe launched to space in August 2018, soon becoming the closest-ever spacecraft to the Sun. With cutting-edge scientific instruments to measure the environment around the spacecraft, Parker Solar Probe has completed three of 24 planned passes through never-before-explored parts of the Sun's atmosphere, the corona. On 04 December 2019, four new papers in the journal Nature describe what scientists have learned from this unprecedented exploration of our star - and what they look forward to learning next. EFE/EPA/NASA/JOHNS HOPKINS APL HANDOUT HANDOUT EDITORIAL USE ONLY/NO SALES
 

A police robot patrols at Changchun Railway Station  in Changchun, Jilin Province of China. The police robot can patrol, monitor and also can recognize passengers' faces to compare with the faces of the escaped criminals. (Photo by VCG/VCG via Getty Images)

A elderly woman holds her voter identity card as she shows her inked finger after casting vote during the bye-poll of Mahalaxmi Layout constituency, in Bengaluru, Thursday, Dec. 5, 2019. (PTI Photo)

South Korean divers wearing Christmas costumes perform inside a tank at the Coex Aquarium in Seoul, South Korea, 04 December 2019. (Corea del Sur, Seúl) EFE/EPA/JEON HEON-KYUN