Ostoria was the mightiest kingdom of giants in the Forgotten Realms fantasy setting of Dungeons & Dragons. This now-defunct empire, located where is presently Pelvuria (the Great Glacier) was, at the peak of its power in −28,000 DR, dubbed the “Colossal Kingdom” as it stretched across Faerûn from the Cold Lands to the Vilhon Reach. Forgotten Realms-related article is a stub. You can help Wikipedia by [ expanding it].