Phu Quoc Island, Vietnam.
Sometimes still described as Vietnam’s “best-kept secret”, Phú Quôc is an island in the Gulf of Thailand that sits not far from the coast of Cambodia. The city of Phú Quôc is the main urban area and center of tourism for the island. Out of Vietnam’s 40 islands that are scattered throughout the country, Phú Quôc is perhaps the most famous.