Nobel Laureate Professor Mohammed Yunus watches Abdullahel Baki from the stands.

Nicole Johnson, Michael Phelps' fiance, carries their son Boomer as she waves to him beside Phelps' mother Debbie.

Signifying the harmonising effect of the Olympic Games and its magic which brings people together, a North Korean and South Korean gymnast take a selfie together.

Fans flocked to the Olympic Park to take pictures and the dominant colour throughout the park, besides the green of the foliage, is the yellow of the Brazilian national football team. Photo: Internet