Greece has several cultural traditions and celebrations. Clean Monday marks the start of Lent and involves family picnics and kite flying. May 1st celebrates the rebirth of nature with flower wreaths. Marriage customs require a man to ask a woman's family for permission. Independence Day is celebrated on March 25th. An exhibition about Greece will feature Greek music, food, pamphlets, traditional clothing, cultural practices, and a map highlighting some of its 6,000 islands.