"I got out of the car and I looked at the people and they all looked like me… and at that moment I realised where I came from."

On the programme: A fourth-generation Chinese American travels to his ancestral village in China; two Chinese adoptees return to their orphanage to help those left behind; Reem Kassis hopes her cookbook 'The Palestinian Table' will help her kids connect to their heritage; some residents of New Mexico have received surprising news about their ancestry; plus a man in California embarks on a dangerous quest to revive Yemeni coffee.

(Image: After a long search, 64-year-old Russell Low (left) visited his great-grandfather's ancestral home in Guangdong Province in southern China in May 2016. Credit: Ariana Lai)