the l&amp;b rises and falls several times along its length. starting at above sea level, the first , through barnstaple, and along the yeo valley stays nearly level. "collard bridge" marks the start of an climb, mainly at one in fifty (2%), to blackmoor gate. a slight down-gradient follows, about m long, towards parracombe bank, and the start of another climb, about , to woody bay – at , the highest railway station in southern england. the line then falls, again mostly at one in fifty - to lynton &amp; lynmouth station, still above the sea, and hidden by the landscape from the town of lynton. the minimum radius on curves was .