27 January 2012
Last updated at 08:11 ET
By Clare Lissaman
BBC News
From romantic ruins to royal residences, castles bring drama and beauty to the landscape. But preserving the historic structures is a huge money drain which inspires creative fundraising projects.
Millionaire philanthropist Jonathan Ruffer wants to turn Auckland Castle, the former residence of the Bishop of Durham, into a tourist attraction which will retell the history of Christianity i… (View original article)