. >> you're a gulla? >> yes. >> what's special about this place?bout this place? you love it, love the water. everybody over here is brothers life, free outdoor life. >> reporter: a free life forged on a graveyard of repression. these are where slave houses once stood. it's here where the guligichi people can trace their history, the descendents of west african slaves. the hot summers brought mosquitos and malaria, keeping the slave owners inland and this free community to maintain their language, their culture, undisturbed. this coastal community is designated by congress as a cultural heritage corridor. from jacksonville, north carolina to jacksonville, forida. here "hello" can lead to a mouth-watering meal. >> you guys want barbecue sauce? it's over here. >> reporter: pork, shrimp, okra, and the core of every gulla meal, rice. >> in alabama, cotton was king wide receiver in charleston, south carolina? >> rice was king. the rice kingdom. >> reporter: what makes this place special makes it vulnerable. a life of the sea. a world where ocean rise an