
Ordnance Survey OS Map of Harlech, Porthmadog & Y Bala: Explorer OL18 - Weatherproof
by Ordnance Survey
GTIN09780319263587
EAN9780319263587
MPN4435
Prices updated 17 Mar 2026
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Product Description
Croeso!The OS Explorer map of Harlech, Porthmadog, & Y Bala is a must-have when visiting the area!Where the land meets the sea; explore grassy meadows, picturesque scenes of grazing sheep, dense woodlands, and beautiful beaches.Gaze across the sea from Harlech Castle, encounter the usual yet enchanting Portmeririon village, and enjoy the harbour side town of Porthmadog. Our Explorer maps are perfect for day-tripping, extensive hikes, and cycling. They come in both standard and Weatherproof Active — so you'll never get caught out in a storm. This map also comes with a free digital download, so you can access it across your devices, making for a convenient companion. Standard Publication Date: 25/02/2019 Weatherproof Publication Date: 25/02/2019





