The Olympics opening ceremony in Paris will feature thousands of the world's best athletes and nearly every recognizable flag from across the world. One flag won't represent a country at all, though.

AIN is the International Olympic ... Athletes in this delegation are banned from using the neutral Olympic flag and Olympic anthem but will have their own flag. Russian athletes formerly competed ...

In a gaffe shortly before French President Emmanuel Macron declared the Games open, the five-ring Olympic flag was raised upside down at the Trocadero, across from the Eiffel Tower.