Pentland Hills
in the Lowlands of Scotland, extend 16 miles S. W. from a point 3 miles S. of Edinburgh, through the counties of Midlothian, Peebles, and Lanark, have a breadth of 4 to 6 miles, and attain a maximum height in Carnethy (1,890 feet) and Scald Law (1,898). In the battle of the Pentlands or Rullion Green, 2 miles N. N. W. of Penicuik, Sir Thomas Dalyell routed 900 Westland Covenanters, Nov. 28, 1666.