Biete Qeddus Mercoreus is an underground Orthodox rock-cut monolith church located in Lalibela, Ethiopia.
It was built during the Kingdom of Axum.
[1][2] It is part of UNESCO World Heritage Site at Lalibela.
[3] Biete Qeddus Mercoreus (House of St. Mercoreos/House of St. Mark) may be a former prison because of ankle shackles found there.
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