Half-siblings Michelle and Rob relive their journey to Mexico City, where they discovered they were related to a famous Mexican political family, and they share how it felt to learn their cousin died on the Titanic after giving up his lifeboat seat.

Uncle and nephew Al and JR revisit their journey to Havana, Cuba, where they explored the 32 blocks of downtown that their ancestor helped develop and share how the journey allowed them to reconnect in ways they couldn't have imagined.