Famous Loch is a term used to describe two of Scotland's most well-known lochs, Loch NESS and Loch Lomond. Loch NESS is a large, deep freshwater loch in the Scottish Highlands, renowned for its alleged sightings of the Loch NESS Monster. Loch Lomond is the largest loch in Britain, located in the Trossachs National Park. It is a popular tourist destination, known for its picturesque scenery and abundance of wildlife.