The Temple of Iponu was a location on Bajor. The Orb of Time was housed there in 2374 after being returned to the Bajorans in 2373.
In 2374, Kira Nerys traveled to the Temple of Iponu to consult the orb. (DS9: "Wrongs Darker Than Death or Night")
The establishing shot places the Temple of Iponu in the Bajoran city first seen in DS9: "Emissary".