Create a wall size tree from white cardstock paper, assemble the trunk and branches on a prominent wall. Trace and cut different shapes of leaves from craft paper. Place the leaves and a few silver pens on a small table nearby.
Guests sign wine corks instead of a guest book. After the wedding you can put them on display in a vase, bowl, or even create a fun cork board with the signatures facing out. Or guests sign wine bottles to be opened on anniversaries