Trekking in Gheralta. To access the churches nestled in the rocks found at the top of the mountains of Gheralta need a walk with climbing sections. Some locals, like this child presented to help visitors with a tip that often reach 100 birr. At the top are hiding at least one quarter of the large stone monuments in the region. Between the eighth and fifteenth century, an army of artists, sculptors, architects and excavators created a network of churches settled in inaccessible mountains that are carved into the rock of Gheralta Amba, Amba White and the regions and Agame Tembien.