Interesting Engineering on MSN1 个月
Derinkuyu: World’s largest underground city reveals ancient urban planning genius
these primitive caves were expanded into a vast multi-level city during the Roman period by Greek-speaking Christians. By the ...
TheCollector on MSN3 个月
Cappadocia’s Hidden Cities and Rock-Cut Churches
The final extensions were built during the Byzantine period and by the 7th century CE the underground city was at its full ...