all yzaidis are expected to make the pilgrimage. people believe the man buried here dates back to adam. the guardian of the temple. he told me yzaidis believe in one god who created the world. the holes in this rock represent the good and evil that exist in each one of us. i asked if the yzaidis faith has similarities to islam? >> our religion is a very old religion, and we believe that other religions have come from ours. we haven't taken anything from them. >> these kids who introduced themselves are part of the estimated 600,000 yzaidis in iraq. their numbers have dividelled have dwindled. they have been the subject of massacres 72 times in history. the sunni militants see yzaidisseyzaidis as infidels who are deserving of death. >> my daughter who is pregnant is trapped and my five sons. my husband and my sons, all are trapped here. >> if the islamic state keep them from their homes in iraq, they will move abroad. i have reached out to the yzaidis people i met last year but i have not heard back. >> we're going to move on. right