Duncan Shropshire takes the Mia - Grave to see where people are buried . `` Why is Molly buried over there and Wesley over here ? '' The family grave dates to the 1800s , he says . Gravemarkers used in black burial sites include iron bars , broken dishes , trees . People were buried in different parts of the world based on skin color , Shropshire explains .
Duncan Shropshire takes the Mia - Grave to see where people are buried . The family grave dates to the 1800s , he says . Gravemarkers used in black burial sites include iron bars , broken dishes , trees . People were buried in different parts of the world based on skin color , Shropshire explains .