OS maps show physical and human features as symbols. This makes the maps easier to read. Each OS map has a key to show what the symbols mean. Large-scale maps - 1:1,250, 1:2,500 and 1:10,000.

For much of its 233-year history, the Ordnance Survey has been synonymous with detailed maps of the British countryside, ...

OS has suggested the paper versions of its maps are in decline as users replace them with its smartphone application - Alamy ...

This land is gently sloping. It is also important to be able to interpret the site and situation of a settlement from an OS map. There are both physical and human factors that affect the site and ...

Chances are, if you're a regular walker, you will stride out safe in the knowledge that an Ordnance Survey map secreted about your person means you'll know exactly where and when you got lost.

Ordnance Survey (OS) has released a new map of the Moon to celebrate the 50th anniversary of humans landing there. OS has been producing detailed maps of Great Britain for almost 230 years ...