Mississippi Embayment References Mississippi Embayment geographical feature, United States Ask Anything Homework Help Written by The Information Architects of Encyclopaedia Britannica The Information Architects maintain a master list of the topics included in the corpus of Encyclopædia Britannica, and create and manage the relationships between them. The Information Architects of Encyclopaedia Britannica Britannica AI Ask Anything Learn about this topic in these articles: United States/ The Atlantic Plain…the Coastal Plain called the Mississippi Embayment. Read More…the Coastal Plain called the Mississippi Embayment. Read More