Карлуково, Italy
Prohodna (Bulgarian: Проходна) is a karst cave in north central Bulgaria, located in the Iskar Gorge near the village of Karlukovo in Lukovit Municipality, Lovech Province. The cave is known for the two eye-shaped holes in its ceiling, known as the 'Eyes of God'.
Слушать аудиогид: Prohodna Cave Бесплатно в WIP — включается сам по прибытии, даже с выключенным экраном