Tour Scotland Loch Ness Inverness Video

Tour Scotland Loch Ness Inverness Video. Loch Ness is a large, deep, freshwater loch in the Scottish Highlands extending for approximately 37 km (23 miles) southwest of Inverness. . It is the second largest Scottish loch by surface area at 56.4 km2 (21.8 sq mi) after Loch Lomond, but due to its great depth it is the largest by volume.