Kolkata: West Bengal Chief Minister Mamata Banerjee leaves for Rome on Friday to attend Mother Teresa's canonisation ceremony on September 4. Banerjee will also visit Munich during her week-long trip to meet potential investors. Banerjee said she is going to the Vatican City on an invitation from the Missionaries of Charity - a Catholic order founded by Mother Teresa. She has got invitation from two apex business chambers to visit Munich. Banerjee said there was a major business potential in Italy, particularly in the jewellery sector. In Munich, she was eyeing business in the manufacturing sector. The Chief Minister will be accompanied by top industrialists, ministers and bureaucrats.