People row in boats through floodwaters in Hanoi's suburban Chuong My district on August 2, 2018. Heavy rains have flooded the area over the past 10 days. (Photo by Nhac Nguyen/AFP Photo)





A woman collects lotus flowers at a lake in Hanoi, Vietnam, 20 June 2018. Lotus flowers, that bloom every June, are collected by Vietnamese people for their inner parts to be mixed with tea for fragrance. (Photo by Luong Thai Linh/EPA/EFE)





A member of the honor guard participates in the Association of South East Asian Nations (ASEAN) flag raising ceremony at the Ministry of Foreign Affair in Hanoi, Vietnam, 08 August 2018. The ceremony is to mark the 51st anniversary of founding of ASEAN. (Photo by Luong Thai Linh/EPA/EFE)





An elderly woman rows a boat in a flooded area in Nam Phuong Tien commune, Chuong My district in Hanoi, Vietnam, 30 July 2018. Heavy rain over the last week has caused floods to many residential areas in the district. More than 600 houses have been surrounded in floods waters, and around 830 households remain isolated, according to media reports. (Photo by Luong Thai Linh/EPA/EFE)





This photo taken on August 31, 2018 shows a vendor holding a chopped elephant tail with hair for sale in Lien Son town, Dak Lak province. In a village in Vietnam' s “elephant kingdom”, a vendor holds up a severed, dried tail dotted with coarse hairs he promises will bring good luck – a grim new trade that is endangering the country' s few remaining elephants. (Photo by Thanh Nguyen/AFP Photo)





Vietnamese schoolchildren arrive to pay tribute to Vietnamese President Tran Dai Quang at the National Funeral House in Hanoi, Vietnam, Wednesday, September 26, 2018. (Photo by Tran Van Minh/AP Photo)





Chinese tourists are seen inside a cave of Unesco's world heritage Ha Long bay, Vietnam August 12, 2017. (Photo by Reuters/Kham)





Vietnamese and Chinese tourists visits Thac Ban Gioc or Gioc Village water fall, on the border with China, in Cao Bang province January 11, 2009. (Photo by Reuters/Kham)





A woman rides a bicycle past a logo of Vietcombank, in front of the State Bank building, near the offices of Vietcombank and Bank for Investment and Development of Vietnam in central Hanoi, Vietnam November 23, 2017. (Photo by Reuters/Kham)





A Vietnamese woman cycles past recyclable plastic bottles at Xa Cau village, outside Hanoi, Vietnam June 5, 2018. (Photo by Reuters/Kham)





Women make the Vietnamese traditional beef noodle “Pho” at a breakfast restaurant in Hanoi, Vietnam July 18, 2018. (Photo by Reuters/Kham)





Women make the Vietnamese traditional beef noodle “Pho” at a breakfast restaurant in Hanoi, Vietnam July 18, 2018. (Photo by Reuters/Kham)





A man cleans his submerged house after heavy rainfall caused by tropical storm Son Tinh in Ninh Binh province, Vietnam, July 22, 2018. (Photo by Reuters/Kham)





Submerged tombs are seen at a flooded village after heavy rainfall caused by tropical storm Son Tinh in Ninh Binh province, Vietnam, July 22, 2018. (Photo by Reuters/Kham)





A man pulls his daughter on a flooded village after heavy rainfall caused by tropical storm Son Tinh outside Hanoi, Vietnam July 24, 2018. (Photo by Reuters/Kham)





A woman sells traditional Vietnamese conical hats at Chuong village outside Hanoi in Vietnam September 19, 2018. (Photo by Reuters/Kham)





A Vietnamese soldier runs past the dioxin contaminated area when U.S. Secretary of Defense Jim Mattis visited Bien Hoa airbase, where the U.S. army stored the defoliant Agent Orange during the Vietnam War, in Bien Hoa city, outside Ho Chi Minh city, Vietnam, Wednesday, October 17, 2018. (Photo by Kham/Pool Photo via AP Photo)





This picture taken on August 28, 2017 shows a farmer walking home with his buffalos along a road on the outskirts of Hanoi, Vietnam. (Photo by Hoang Dinh Nam/AFP Photo)





A Vietnamese policeman, left, leads a local woman crossing a blocked street in Danang, Vietnam, Friday, November 10, 2017, ahead of the arrival of U.S. President Donald Trump to attend the Asia-Pacific Economic Cooperation (APEC) Summit. (Photo by Na Son Nguyen/AP Photo)





Vietnamese security officials stop traffic along a side street for an official motorcade in Danang, Vietnam, Friday, November 10, 2017, ahead of the arrival of U.S. President Donald Trump to attend the Asia-Pacific Economic Cooperation (APEC) Summit. (Photo by Mark Schiefelbein/AP Photo)





A member of a Vietnamese honour guard stands guard during the arrivals of leaders at the international airport ahead of the Asia-Pacific Economic Cooperation (APEC) Summit in the central Vietnamese city of Danang on November 9, 2017. World leaders and senior business figures are gathering in the Vietnamese city of Danang this week for the annual 21-member APEC summit. (Photo by Ye Aung Thu/AFP Photo)





Cleaners gather debris on the beach in the central Vietnamese city of Danang on November 9, 2017 as the city gears up for the Asia-Pacific Economic Cooperation (APEC) Summit leaders meetings. (Photo by Lillian Suwanrumpha/AFP Photo)





Competitors race in the annual Bay Nui Ox Race during the Khmer Sene Dolta Festival on October 8, 2018 in Vinh Trung Commune, Tinh Bien District, An Giang Province, Vietnam. Thousands of Vietnamese villagers gather every year on the paddy fields near Tho Mit Pagoda in An Giang Province for the Bay Nui (seven mountains) Ox Racing Festival and celebrate Khmer ethnic people's traditional Sena Dolta Festival in southwest Vietnam as farmers compete to see who has the best bulls while paying homage to their deceased ancestors and wish for a good harvest. Running its 25th race this year near Tho Mit Pagoda in the Mekong River Delta region, 64 pairs of oxen competed on October 8 after farmers spent the year selecting their strongest cows and keeping them to a strict diet which includes coconut milk and chicken eggs on a daily basis. During the race, two cows are randomly selected to compete with each other along the muddy 120-meter-long racing path with the rider hitting them with a wooden stick added with a pin called the “xalul” until they reach the final winners. Khmer ethnic minority groups from around the region gather for the traditional event, as they promote the cultural identities during the four-day event while wishing (Photo by Linh Pham/Getty Images)