Buildings and architecture of Bristol
Wikepedia article
Architecture Centre
The Architecture Centre on Narrow Quay, Bristol, serves the South west. It's a great resource and holds may events.
Convivial Spaces
Henry Shaftoe is a senior lecturer in the architecture and planning department at the University of the West of England. Henry's book "Convivial Urban Spaces" can be purchased here or from, say, Amazon.
Placemaking for Communities
Project for Public Spaces (PPS) is a nonprofit organization dedicated to helping people create and sustain public places that build communities.
Nitty-Gritty Guide to Bristol
The Nitty Gritty Guide is "a cheerful and exciting guide to the City of Bristol. Essential to every home, car, student, tourist and journeyman. Filled with Nitty tips, web sites and telephone numbers."