TOPSHOT - This picture taken on July 20, 2019 shows people relaxing on Sam Son beach in Thanh Hoa province. - There are few beaches in northern Vietnam, and Sam Son in Thanh Hoa province has long been a popular destination for Vietnamese daytrippers. But its beauty has proven both a blessing and a curse, leading vacationers to pack out the 16 kilometer-long (9.9 mile-long) beach. (Photo by Nhac NGUYEN / AFP)