Near the mid-eastern edge of the Gerudo Desert, light the four torches to reveal the Tho Kayu Shrine.
Just southeast of where is says “Toruma Dunes” on the map, there will be four rocks. Each rock will have a torch next to it. Use a fire arrow or weapon to light all four torches and the shrine will unearth in the center.
Claim a Golden Bow from the Treasure chest and the Spirit Orb from Tho Kayu.