Tiffany has been on a business trip to Vietnam since March 17.
In this photo she poses by a beach in Hoi An in the central province of Quang Nam.
She said the fresh air there makes it ideal for meditation.
A view from Tiffany's room.
The complex resort stretches four kilometers on a pristine beach and boasts the largest beach club in Vietnam.
The resort has 270 rooms, including studio apartments and three-bedroom apartments, suitable for couples, groups of friends and families.
Tiffany also spent time visiting a coffee shop in Hoi An's downtown area, posting a photo on her Instagram with the caption: "Good morning."
Born and raised in California, Tiffany was discovered by South Korean entertainment agency SM Entertainment at the age of 15 and subsequently moved to South Korea. After two years of training, she debuted as a member of Girls' Generation in 2007, which went on to become one of the best-selling artists in South Korea and one of South Korea's most popular girl groups worldwide.
In 2016, Tiffany became the second Girls' Generation member to debut as a solo artist with the release of "I Just Wanna Dance."