'Iron Man 3' has second largest box office opening of all-time

"Iron Man 3" will end up having the second largest box office opening weekend of all-time.

Disney is estimating Iron Man 3 will gross $175.3 million. This ranks second behind "Marvel's The Avengers" which had a $207.44 million opening.

Globally, the movie has grossed $680.1 million, according to boxoffice.com. After 12 days in release, the movie has surpassed the global box office gross of "Captain America" ($369 million), "Thor" ($449 million), "Iron Man" ($585 million) and "Iron Man 2" ($62 million).

The film holds the highest opening day of all time in China, Russia, Taiwan, the Philippines, Singapore, Vietnam, Malaysia, Thailand, South Africa and the Ukraine. It also holds the biggest opening weekend in history for Argentina, Hong Kong, Indonesia, Vietnam, Taiwan, the Philippines, Malaysia, Singapore, Thailand, South Africa and the United Arab Emirates.