I saw a church that had been renovated into a fantastic house. The main part of the church was 2 storeys high so they built platforms in each corner as bedrooms with steps to each. the vestry became the kitchen. It was an old church and the woodwork was great. Similar to this.

http://swipelife.com/2009/06/23/renovated-church-home-in-kyloe-northumbe...

Gary