Pilgrimages - real and imagined - are always popular, sometimes compulsory. Bodh Gaya, Santiago, Mecca, Jerusalem, Puri: a few of the sites that beckon. The pilgrimage to the authentic self takes a similar path in an interior landscape. In the 15th century, Felix Fabri combined the two, using his visits to Jerusalem to write a handbook for nuns wanting to make a pilgrimage in the imagination, whilst confined to their religious houses. For Guidebook...