The Loch Ness Monster (affectionately "Nessie") is a purported creature said to inhabit Loch Ness, a large, deep freshwater lake in the Scottish Highlands. Descriptions typically depict a large, long-necked animal with humps and a long tail.
Despite numerous reported sightings, sonar scans, and photographic claims since the 1930s, no conclusive scientific evidence—such as a specimen, clear DNA, or unambiguous video—has confirmed its existence. Most scientists attribute sightings to misidentifications (logs, waves, birds), hoaxes, or psychological phenomena.
Nevertheless, the legend endures as a cultural icon and a major draw for tourism in the Highlands.