April in Israel is a month full of events – festivals, concerts, and shows. Along with Israel’s Remembrance Day and Independence Day, concerts by Ravi Coltrane and Shlomo Artzi supplement the Jerusalem Ice Festival, Haifa’s Dali exhibition and the Moroccan Mimouma feast.
http://www.touristisrael.com/things-to-do-in-israel-in-april/5766/