Loch Earn is a freshwater loch located in the southern highlands of Scotland, specifically in Perth and Kinross and Stirling. It stretches about 7 miles long and is known for its water sports activities like water skiing, canoeing, and sailing. The loch is also popular for fishing, with brown and rainbow trout regularly stocked. Visitors can enjoy stunning views of Ben Vorlich, a peak nearby, and experience a unique 'tidal system' caused by wind pressure on the surface of the water. Overall, Loch Earn offers a picturesque setting for outdoor enthusiasts and nature lovers to explore and enjoy.