At least 27 bodies have been recovered and another 12 people have been rescued after a tourist boat capsized in Vietnam’s Halong Bay today.

According to state media, search and rescue efforts are underway for 14 people who are still missing. The vessel was reportedly carrying 53 people, including 48 tourists and five crew members. The nationalities of those on board have not yet been reported. The capsize happened near the Dau Go Cave, one of the largest in the bay.

Halong Bay is a popular tourist hotspot and a UNESCO World Heritage site, comprising about 1,600 limestone islands and islets.