Mother Teresa's work began in Kolkata's festering slums and spread across the world and now Pope Francis prepares to declare Mother Teresa a saint just two decades after her death.
Mother Teresa greeting people at the Missionaries of Charity For Destitute Children in New Delhi.
Mother Teresa attends to a patient in her home for the dying in Calcutta's teeming slum.
Mother Teresa during a visit to the Netherlands.
Roman Catholic nun Mother Teresa kissing the hand of Pope John Paul II during an audience.
Mother Teresa (L) chatting with Diana, Princess of Wales, during a visit to a convent in Rome.
Mother Teresa's sandals, the Albanian Roman Catholic nun and missionary, displayed during a photographic exhibition in Rome.
Nuns standing and praying before the body of Nobel laureate Mother Teresa at the Missionaries of Charity in Calcutta.
The official canonization portrait of Mother Teresa, is unvieled during ceremony at The Saint John Paul II National Shrine, September 1, 2016 in Washington, DC.
