|"Is this all real? Or has this been happening inside my head?"
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Lake Windermere is the largest natural mere (lake) in England.
In 1997, Rita Skeeter told Betty Braithwaite in an interview that she recalled interviewing Elphias Doge a few years back about Merpeople's rights. She commented that he seemed "completely gaga" as he seemed to think they were sitting on the bottom of Lake Windermere and kept telling her to watch out for trout.
- Harry Potter and the Deathly Hallows (Mentioned only)