Welcome to this area of rural Devon known as Ruby Country but now more commonly now known as War Horse Country thanks to a certain book, play and film.
All the caches in the series should be fairly simply to solve. Once solved, you will see that you will be walking a mixture of footpaths and roads. If it has been raining recently, you will need good walking boots
MLIGS URUGB URUGB KLRMG HVEVM UREV ULFI DVHG AVIL AVIL ULFI AVIL LMV KLRMG LMV GSIVV ULFI
You can check your answers for this puzzle on GeoChecker.com.