In the valley of the Roussenski Lom River, in north east Bulgaria, a complex of rock-hewn churches, chapels, monasteries and cells developed in the vicinity of the village of Ivanovo. This is where ...

The churches were not constructed in a traditional way but rather were hewn from the living rock of monolithic blocks. These blocks were further chiselled out, forming doors, windows, columns, various ...

Traveling to Ethiopia can be an experience in two distinct worlds. There’s Addis Ababa, with its towering construction cranes ...

In this photo provided by Nicole Evatt, eleven rock-hewn churches form the Orthodox Christian holy site of Lalibela in ...