Doña Ilva is a matriarch of the New World cycle, in the Gary of 1987. She operates in the Gary, the New World gesta (campaign-cycle).
See also
- Gary, Indiana (New World), the steel city and main setting of the cycle
- Aunt Nancy (New World), another matriarch of the Gary cycle, a clandestine authority with her own rituals
- Iron Mountain (New World), the cosmic epicenter of the cycle
- Genesis Foundation (New World), the organization that structures power in Gary
- Crystal Tower (New World), the central underground labyrinth of the cycle