By National Trust
By Scala Publishers
By MANOLIS ANDRONICOS
By Patrick Elliott
By Suzanne Macleod (University of Leicester, UK)
By Richard Sandell (University of Leicester, UK), Robert R. Janes
By Sara Santini, Andrea Di Filippo
By DK Eyewitness
By J.D. Hill
By Sarah Wood
By Raymond Keaveney
By Dinah Casson
By Rough Guides
By George E. Hein (Lesley University, Massachusetts, USA)
By Stephen Platten
By Anstey Harris
By Time Out
By Pamela Hartshorne
By Robin Fedden, Rosemary Joekes, Lydia Greeves, Michael Trinick
By Matthew Hancock
By Fodor's Travel Guides