This map, the most recent addition to the HARVEY route map series has been produced in association with Destination Loch Ness Ltd. The South Loch Ness Trail is 28 miles long and is an exciting new trail for all types of users. The Trail of the Seven Lochs at South Loch Ness is 50 miles long and offers stunning views for walkers and riders alike. This map is your essential piece of equipment. Although the route is waymarked it is never a good idea to walk in remote areas without a map and compass.