<P>This fully revised survey is the essential companion to the architecture of one of England's most rewarding regions. The Georgian spa of Bath and the medieval cathedral city of Wells are deservedly famous, each the finest of its kind in the country. A separate section covers the port of Bristol, with its rich and confident buildings of every period and type. Other highlights include John Nash's picturesque masterpiece of Blaise Hamlet, a noble inheritance of Gothic Revival churches, and some of the greatest structures designed by Isambard Kingdom Brunel.