A visitor takes photos of the painting "Signs and Portents" at the Guggenheim Museum in New York, the United States, July 12, 2019. The Solomon R. Guggenheim Museum in New York City, often referred to as The Guggenheim, has been added to UNESCO's World Heritage List. The museum is among eight buildings in the United States that were inscribed on the list under the title of The 20th-Century Architecture of Frank Lloyd Wright. The announcement was made during the 43rd Session of the World Heritage Committee held in Baku, Azerbaijan from June 30 to July 10. (Xinhua/Han Fang)