When I visit a new town or city, I tend to spend hours just wandering round the streets randomly, looking at the people, the shops, the architecture, the little things which come together to make a community within a city centre. I note the people standing in front of churches and museums, town halls, ornate buildings with a long history which contribute to the whole atmosphere, posing with their cameras or, more often, their mobile telephones to either capture memories, or to prove they were there. I see people consulting maps and tourist guides, going from one well-worn area to another, queuing up at museums, pushing heavy doors open to…