Safed (
Tzfat,
Ashkenazi:
Tzfas,
Biblical:
Ṣ'fath; ,
Ṣafad) is a city in the
Northern District of
Israel. Located at an elevation of , Safed is the highest city in the
Galilee and in Israel. Due to its high elevation, Safed experiences warm summers and cold, often snowy, winters. Since the 16th 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.