English: Safed is a city in the Northern District of Israel. Located at an elevation of 900 metres (2,953 ft), Safed is the highest city in the Galilee and of Israel.Due to its high elevation, Safed experiences warm summers and cold, often snowy, winters. Since the sixteenth century, Safed has been considered one of Judaism's Four Holy Cities, along with Jerusalem, Hebron and Tiberias; since that time, the city has remained a center of Kabbalah, also known as Jewish mysticism.The picture shows a typical Ashkenazi synagogue in Safed. Photo by Itamar Grinberg.