Ordnance Survey Harlech, Porthmadog & Y Bala

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Map sheet number OL18 in the OS Explorer series is the perfect map for exploring the area of Harlech, Porthmadog and Y Bala. This dramatic region of the Snowdonia National Park is a walker’s paradise with mountain trails and coastline ready to be discovered.Highlights of the area include: Bala, Llyn Tegid, The Precipice Walk, and Harlech Castle.

  • Scale: 1:25,000
  • Folded dimensions: 240 x 135mm
  • ISBN: 9780319242575
Product Code: S1214384

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