South Korea, US lead in tourist arrivals as Vietnam reopens borders 24 May 2022 bwsadmin News Travel Vietnam South Korea had the largest number of visitors to Vietnam during the first four months of this year, followed by the U.S. Source: VNExpress International, https://e.vnexpress.net/news/travel/south-korea-us-lead-in-tourist-arrivals-as-vietnam-reopens-borders-4467441.html