There’s still a little bit more than a month till the opening of Shanghai’s World Expo 2010, scheduled for May 1st. Many construction workers are still working to finish the pavilions that will receive up to 800,000 visitors every day, expecting a total of 70 million visitors till October 31, when the Expo will close its doors. So are the pavilions ready? Check the updates on several countries after the break. Seen at The Big Picture.