 To learn more about the conditions in these areas, she began visiting refugee camps around the world.In February 2001, she went on her first field visit, an 18-day mission to Sierra Leone and Tanzania; she later expressed her shock at what she had witnessed.In the following months, Jolie returned to Cambodia for two weeks and met with Afghan refugees in Pakistan, where she donated $1 million in response to an international UNHCR emergency appeal, the largest donation UNHCR had ever received from a private individual.