60th Anniversary party idea for table centerpiece. Put a picture of the couple's engagement, wedding, etc., on a card stick in the middle of the flower arrangement. It personalizes it and looks amazing!
16 Creative Guest Book Alternatives Your Guests Will Want to Sign
Having a vineyard wedding? Have guests sign a bottle of wine from your wedding year and save it for a future anniversary: http://www.stylemepretty.com/australia-weddings/new-south-wales-au/sydney/2015/08/27/16-creative-guest-book-alternatives-your-guests-will-want-to-sign/