Thousands of partygoers dance on the beach during the Full Moon Party on Ko Phangan island in the southern Thai province of Surat Thani on the night of December 14, 2016.
Foreign tourists are returning in droves to the popular party island of Ko Phangan for the infamous Full Moon Party after restrictions on celebrations were eased months after the death of Thai King Bhumibol Adulyadej on October 13. / AFP / LILLIAN SUWANRUMPHA        (Photo credit should read LILLIAN SUWANRUMPHA/AFP via Getty Images)