Loch Ness was filmed in the United Kingdom.
Eilean Donan Castle
In movie
Scene where Dempsey follows Isabel who wants to show him something special.
Real
Scene was shot Eilean Donan Castle is a thirteenth-century castle located 0.8 km from Dornie, on an island in Loch Duich in the Scottish Highland region. At the beginning of the eighteenth century the castle was blown up. At the beginning of the twentieth century Eilean Donan Castle was extensively restored and opened to the public.