The Banshees reside in the Hall of Kings, near Paranor. It is said that their voices can turn people insane. The Banshees are named after legendary astral spirits from the time of Faerie (Sword of Shannara). They are incorporeal and disembodied wailing and shrieking voices that inhabit an area of the abandoned tomb known as the Tunnel of Winds. World of Shannara states that this chamber may in fact be infinite in size. It is not known what role the Banshees played for the Death Cult that maintained the complex in the years after the holocaust 
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