Celebrity Central / Top 25 Celebs
Published: Friday August 30, 2013 06:00 AM EDT
More from PEOPLE
See More News
28 of 353
"Are you ready?" Ashton Kutcher puts a reassuring hand on gal pal Mila Kunis as they get ready to climb the Great Wall of China near Beijing on Thursday.
Copyright © 2015 Time Inc. All rights reserved. Reproduction in whole or in part without permission is prohibited.