South Korean bee farmer Ahn Sang-Kyu protests Japan's claim of sovereignty over disputed islets May 2, 2006 in Seoul, South Korea. Ahn, a local bee farmer, released over 140,000 bees and attracted them to his body to protest Japan's sovereignty claims over a tiny group of islands located off the east coast of South Korea, called the Dokdo islets by the Koreans and Takeshima by the Japanese. The volcanic islets located about 90 kilometres east of South Korea's Ullung Island, have been a source of diplomatic friction between South Korea and Japan for years. (Photo by Chung Sung-Jun/Getty Images)

In a photo taken on September 11, 2019, North Korean students pose for photos in Chonji lake, or “Heaven lake”, as they visit the crater of Mount Paektu, near Samjiyon. Mount Paektu has long been considered the spiritual birthplace of the Korean nation and is a place of pilgrimage for tens of thousands of North Koreans every year, who are trained from birth to revere their leaders. (Photo by Ed Jones/AFP Photo)

A South Korean marine in action during their regular drill on Yeonpyeong Island, South Korea November 1, 2018. (Photo by Jeon Heon-Kyun/Pool via Reuters)

Father Juan Manuel Villar blesses a dog during the feast of San Anton, the patron saint of animals, at the San Anton church on January 17, 2012 in the center of Madrid, Spain. San Anton is honored by many Catholic churches in Spain where thousands of animal lovers flock to their nearest place of worship to have their animals blessed. (Photo by Jasper Juinen/Getty Images)

This is a portion of the first color 360-degree panorama from NASA's Curiosity rover, made up of thumbnails, which are small copies of higher-resolution images. The mission's destination, a mountain at the center of Gale Crater called Mount Sharp, can be seen in the distance, to the left, beginning to rise up. The mountain's summit will be imaged later. (Photo by NASA/JPL-Caltech/MSSS)

A protester holds a sign in front of riot policemen during an anti-G20 demonstration through the streets of Nice on November 1, 2011 in Nice, France. Anti-G20 demonstrators are gathered in Nice ahead of the arrival of the world's top economic leaders for the G20 summit in Cannes on November 3rd and 4th. The leaders are expected to debate current issues surrounding the global financial system in the hope of fending off a global recession and finding an answer to the Eurozone crisis. (Photo by Christopher Furlong/Getty Images)

in Qayyarah, about 31 miles (50 km) south of Mosul, Iraq, Sunday, October 23, 2016.in Qayyarah, some 50 kilometers south of Mosul, Iraq, Sunday, Oct. 23, 2016. Islamic State fighters torched a sulfur plant south of Mosul, sending a cloud of toxic fumes into the air that mingled with oil wells the militants had lit on fire to create a smoke screen. (Photo by Marko Drobnjakovic/AP Photo)