Harry Potter: You'll Never Get 100% On This Grindelwald Quiz

Gellert Grindelwald
Warner Bros. Pictures

13. Where Did Grindelwald Hold The Grand Meeting With His Followers?

Nurmengard Castle

A Derelict Chateau

Lestrange Mausoleum

Stonehenge
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Emma Hannah hasn't written a bio just yet, but if they had... it would appear here.