Four cities. Four stars. The Beatles are revered the world over, but it is in these urban centres that their legacy shines brightest.

An atmospheric collection of wonderful photographs showing the beauty and diversity of Ireland's landscape.

Immerse yourself in Australia with this stunning collection of photographs and discover the nation's extraordinary range of landscapes and environments, cultures, creatures and people- from world-famous wineries and white-sand beaches to buzzing cities and ancient rainforests.

The Discoverer series are designed for tourist and leisure activities. Each one covers an area of 40km x 30km at the scale 1:50,000. There are 93 sheet in the series. 75 are produced by Ordnance Survey Ireland and 18 by Ordnance Survey Northern Ireland.

Explore new places with handy pocket maps from Collins. Handy little full colour Collins map of central Belfast updated with a high level of detail. Clear mapping from Cliftonville in the north to Botanics in the south, and Shankill in the west to City Airport in the east. Map at a scale of 1:10,000 (6 inches to 1 mile).