Underground in Istanbul, Türkiye
Virginia Ann and Cal in the Basilica Cistern. Built in the sixth century by Byzantine Emperor Justinian I, this ancient underground water reservoir served the Great Palace of Constantinople.
Taken in Istanbul, Türkiye
on Apr 11, 2026
Camera
iPhone 15 Pro
Lens
iPhone 15 Pro back triple camera 6.765mm f/1.78
Aperture
f/1.8
ISO
1250
Focal length
6.8 mm
Program type
Program normal
Shutter speed
1/24 sec
Exposure bias
0 EV