Cork on an indexed street plan at 1:15, 000 from the Ordnance Survey of Irel&. An enlargement shows the city centre in greater detail, highlighting 34 places of interest and/or facilities. The index is in a separate booklet attached to the map cover.OSI street plans highlight main traffic arteries in each town: national primary & secondary routes, regional roads & main streets, with one way & pedestrianized streets. Colouring indicates public buildings, highlighting the more important ones, railway/bus stations & medical centres. A range of symbols indicate various facilities, including An