Ceremony Decor

As I have mentioned before our ceremony will be held in Church. Its a lovely. Huge bell tower, beautiful stain glass windows and wooden pews. Now here is my dilemma. How much do I need to decorate? How much are your decorating your ceremony venue? Come on all crafty brides here is your time to shine! And all of the brides that feel like they have a black thumbs when it comes to crafts tell me what you plan on doing too, I am all ears of any ideas!