Map sheet number 164 in the OS Explorer series covers the Gower Area of Outstanding Natural Beauty in South Wales. The Gower Way & St Illtyd's Way are covered in the area to the west of Swansea around Llanelli & the Mumbles. Other towns in the area include: Burry Port, Goresinon & Worms Head. With this map you will receive a code for use on your i OS or Android smartphone or tablet. Find our more at Mobile Download FAQ. The OS Explorer map for Gower is available in both the standard paper version & weatherproof ' Active' version.