at a still later period the aisles were covered with a stone pavement of slight fall so as to allow of loftier clerestory windows. See also There is a webpage for every English Cathedral mentioned and for some French, German and Spanish Cathedrals discussed here. Architecture of cathedrals and great churches Cathedral Architect List of regional characteristics of European cathedral architecture List of cathedrals Romanesque architecture Gothic architecture Victorian architecture Cathedral diagram, including descriptions of the following: nave aisle quire/choir apse chevet Lady Chapel porch Triforium Clerestory Vault Gargoyle Grotesque References and further reading Helen Gardner, Fred S Kleiner, Christin J Mamiya, Gardner's Art through the Ages, 2004, Thomson Wadsworth Banister Fletcher, A History of Architecture on the Comparative method, 2001, Elsevier Science & Technology Wim Swaan, The Gothic Cathedral, 1988, Omega Books Wim Swaan, Art and Architecture of the Late Middle Ages, 1988, Omega Books, Tim Tatton-Brown, John Crook, The English Cathedral, 2002, New Holland Publishers, Francois Icher, Building the Great Cathedrals, 1998, Harry N. Abrams, Rolf Toman, editor, Romanesque- Architecture, Sculpture, Painting, 1997, Konemann, Cathedral architecture