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The Grindylow Lagoon
Location information
Location	Hogwarts Castle, Scotland, Great Britain
Affiliation	Hogwarts ; Care of Magical Creatures ; Defence Against the Dark Arts ;

The Grindylow Lagoon is a room at Hogwarts Castle. It is possibly a location used for studying Grindylows in Defence of Magical Creatures classes.

Appearances

Hogwarts Castle
Unknown locations
Ædificium Oriens · Apothecary department · Book of Monster's Repair Workshop · Care of Magical Creatures classroom · Cauldron cupboard · First Year written exams classroom · Gargoyle Corridor · Ghoul Studies classroom · The Grindylow Lagoon · Horace Slughorn's first office · Laundry · Lost Wands · Lower Art Room · Rolanda Hooch's office · Serpentine Corridor · Stink Bomb Store · Study Hall
Portraits, statues and other artwork located in unknown locations
Emeric Switch · Iris Pius · Paracelsus · Portrait of an old man · Reginald Oddpick · Sedley Smirkpaltter · Thomas More · Tobias Misslethorpe · Wilfred the Wistful

The Grindylow Lagoon

Location information
Location	Hogwarts Castle, Scotland, Great Britain
Affiliation	Hogwarts Care of Magical Creatures Defence Against the Dark Arts