Photo: Roy Lindman, CC BY-SA 3.0 via Wikimedia Commons
Unique, beautiful, and most famous. It was built in the 1490s according to Kabbalistic architectural and spiritual beliefs.
The Abuhav Synagogue is a Jewish congregation and synagogue, located in Safed, in the Northern Director of Israel. The synagogue was completed in the 15th century and named in honor of the Spanish kabbalist of the era, Rabbi Isaac Abuhav, and is located on the eponymous Abuhav Lane. Its design is said to be based upon Kabbalah teachings.
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In the Old City including the Exhibition Centre in Safed Big Mosque.