Underdark
The world-spanning subterranean realm that underlies all the surface lands. Some sages believe that the Underdark is bottomless — or rather, that it eventually impinges upon and then gives way to the Far Realm.
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The world-spanning subterranean realm that underlies all the surface lands. Some sages believe that the Underdark is bottomless — or rather, that it eventually impinges upon and then gives way to the Far Realm.