Visitors wait in front of the entrance of the Tokyo Skytree in Tokyo, Tuesday, May 22, 2012. The world's tallest tower and Japan's biggest new landmark opened to the public on Tuesday. (AP Photo/Itsuo Inouye)

Visitors wait in front of the entrance of the Tokyo Skytree in Tokyo, Tuesday, May 22, 2012. The world's tallest tower and Japan's biggest new landmark opened to the public on Tuesday. (AP Photo/Itsuo Inouye)