A woman takes pictures as she stands on the top of a Greek Orthodox Church while the sun sets in the Aegean Sea, in Santorini, Greece's Cyclades island, on Wednesday, June 15, 2022. (Photo by Petros Giannakouris/AP Photo)
A view of the platform of the Leviathan natural gas field in the Mediterranean Sea is pictured from the Israeli northern coastal beach of Nasholim, on August 29, 2022. (Photo by Jack Guez/AFP Photo)
Photo taken at the top of the Canton Tower, a landmark in Guangzhou, on August 7, 2022 shows the Pearl River running through downtown of Guangzhou, capital of south China's Guangdong Province. (Photo by Liu Dawei/Xinhua News Agency)
Four-year-old Chinese boy Huang Yang plays with five-year-old beluga whale Xiao Xin at the Qingdao Ocean World on November 3, 2007 in Qingdao of Shandong Province, China. Huang Yang began swimming as a baby and fell in love with the whale after watching its performance. On the International Children's Day, June 1 this year, the Qingdao Ocean World has made the boy's dream come true when they allowed Huang Yang to swim with the beluga whale. (Photo by China Photos/Getty Images)
The Korowai, also called the Kolufo, are a people of southeastern Papua (i.e., the southeastern part of the western part of New Guinea). They number about 3,000. Until 1970, they were unaware of the existence of any people besides themselves.