Cul-de-Sac Plain References Cul-de-Sac Plain plain, Haiti 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: Haiti/ Relief and drainage…northern boundary to the narrow Cul-de-Sac Plain, which is immediately adjacent to Port-au-Prince and includes the brackish Lake Saumâtre on the Dominican border. Read More…northern boundary to the narrow Cul-de-Sac Plain, which is immediately adjacent to Port-au-Prince and includes the brackish Lake Saumâtre on the Dominican border. Read More