Neighbourhoods have distinct identities, boundaries, often built at different times, for different city expansion projects they have their own textures and "feel".
In time these neighbourhoods become communities with commonalities, distinctive characterisitics and subculture. The phyisical textures of the Old Town include rough-hewn rock and cobbles, the New Town is smoother. The emotional characteristics can be described in similar terms.
Old Town, New Town, West End, Tollcross, Bruntsfield, Southside, Canongate, Calton Hill, Holyrood Park.