Following the River Teme, & with the south of the Shropshire Hills Area of Outstanding Natural Beauty, you can explore the Hertfordshire Trail & Shropshire Way, among others. You can also explore the medieval walled town of Ludlow & the 11th century Ludlow Castle. 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 (203) for Ludlow is available in both the standard paper version & weatherproof ' Active' version.