Judaism has many types of holidays and Holy Days that they value. One Holiday that they celebrate is Rosh Hashanah. Rosh Hashanah is what the Jews call there New Year. They celebrate it to start a new year with new goals. This year it starts on September 20 and ends the 22 of September. Another Holiday that they celebrate is Yom Kippur, it is referred to as the Day of Atonement, on this day you ask for repentance, atone your sins from the year before. They also fast and pray, Jews refer to this holiday as one of the most important ones.