Getting your Bearings - for iPod/iPhone

A short introduction to this album.

Transcript -- A short introduction to this album.

Learn how ordinance survey maps are accurately produced and quality controlled.

Transcript -- Learn how ordinance survey maps are accurately produced and quality controlled.

Three walkers begin a field trip navigating a route in the peak district.

Transcript -- Three walkers begin a field trip navigating a route in the peak district.

Discover how to get your bearings with a compass and a map.

Transcript -- Discover how to get your bearings with a compass and a map.

Using contour lines the ramblers can predict the land features they are up against.

Transcript -- Using contour lines the ramblers can predict the land features they are up against.

While looking at the GPS, the team explore the differences between grid North and true North.

Transcript -- While looking at the GPS, the team explore the differences between grid North and true North.

Getting your Bearings - for iPod/iPhone: Recent Episodes