Ladder Burn, a streamlet of Lochlee parish, N Forfarshire, rising on the SE slope of Mount Keen at an altitude of 2390 feet, and hurrying - 2³/8 miles south-by-eastward, till, after a total descent of 1420 feet, it falls into the Water of Mark at a point 2½ miles NW of Lochlee church. Its right bank is flanked by a 'steep but winding path, called the Ladder, very grand and wild,' down which the Queen rode 20 Sept. 1861.—Ord. Sur., sh. 65, 1870.

(F.H. Groome, Ordnance Gazetteer of Scotland (1882-4); © 2004 Gazetteer for Scotland)