These headstones are used during Zilart Mission 5: Headstone Pilgrimage, as well as a few simple quests that can be done after starting the mission. There are 7 headstones in all - one for each element, except dark:
- Fire: Yuhtunga Jungle L-6 (through Ifrit's Cauldron)
- Earth: Western Altepa Desert H-9 (through Quicksand Caves)
- Water: La Theine Plateau G-11 (through Ordelle's Caves)
- Wind: Cape Teriggan H-5
- Ice: Cloister of Frost
- Lightning: Behemoth's Dominion G-9
- Light: The Sanctuary of Zi'Tah I-7
All 7 are involved in: Zilart Mission 5: Headstone Pilgrimage. The Wind headstone is used in Wandering Souls. Fire is used in Wrath of the Opo-opos. And Light is used in Soul Searching.