Karen Gillan - If I had a Time Machine

If Karen Gillan had a time machine, she'd go really far into the future and check out our "massive, massive heads." Where and when would you go? Share your Time Machine Tale, send us a video response with the tag ifihadatimemachine, or tweet with the hashtag #ifihadatimemachine, and go to http://timemachinetales.com to check out where and when Matt Smith and other cast members would go. Don't miss all-new episodes of Doctor Who on Saturdays at 9/8c!