Seems good old fashioned map and compass skills are still necessary....
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<td width="100"><img src="http://cdn.images.express.co.uk/img/dynamic/1/590x/maps-603583.jpg" alt="" width="100" data-src="[http://cdn.images.express.co.uk/img/dynamic/1/590x/maps-603583.jpg]" /></td>
<td style="vertical-align: top;"><strong>Rescues soar as walkers ditch maps for mobiles | UK | News | Daily Express</strong> <span style="display: block; margin-top: 8px;">WALKERS who cannot use a paper map and compass, relying instead on phones and GPS, were yesterday blamed for a rise in mountain rescue call-outs.</span></td>
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<td colspan="2">Source: <a href="http://www.express.co.uk/news/uk/603583/Rescues-soar-walkers-ditch-maps-mobiles">www.express.co.uk/news/uk/603583/Rescues-soar-walkers-ditch-maps-mobiles </a></td>
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....as we already knew.

There is a place for GPS - geocaching would be something of a challenge without it. But it's only a tool that should be used alongside many other tools. Unfortunately it seems walkers are forgetting this and forgetting to use the most important tool - their brains.