Spectators watch the men's freeski big air event at the Shougang Big Air venue in Beijing on Feb 9. [Li He/Xinhua]

"It was one of the safest places on the planet, if not the safest place, and this is a great achievement," Bach said of the Winter Games' closed loop at a news conference on Friday.

Although entering China with concerns about the strict COVID-19 protocols, many athletes have hailed their stay in Beijing as a reassuring experience that helped them focus on the competition.

"I've had an opportunity to speak with some athletes, and their experiences to date have been tremendous," said Rick Adams, the US delegation's chef de mission, during the Games. "The care which has been taken around the most important thing, the health and safety of the athletes and the entire delegation, has been very impressive."