If you are looking for a hidden gem in Istanbul, Turkey, look no further than the Basilica Cistern (Subterranean Cistern). Located in the heart of the city’s historic district, this ancient underground water reservoir is a must-see attraction for anyone interested in history and architecture. In this article, we will explore the history and significance of the Basilica … [Read more...] about Basilica Cistern: A Hidden Gem of Istanbul