People from around the world will watch Kate Middleton and Prince William say “I Do” today at London's historic Westminster Abbey. Let’s take a quick look at the royal facts and figures of the big wedding. Click the image above to check them out… Where to watch the Royal Wedding online • Watch royal event live on YouTube’s Royal Wedding Channel. • Royal Wedding Live TV is broadcasting the event online. I've been following the big wedding here only. • British Monarchy’s Flickr photostream will be updated throughout the day with the wedding pictures. • The official Facebook page of The British Monarchy has a whole section meant for the royal wedding.