Prompt
                                        
                                            "Generate an image of a map of the Merrimack River watershed, showing its location in New Hampshire and Massachusetts, with notable cities such as Manchester, Nashua, Lowell, and Lawrence, and including its major tributaries like the Contoocook, Souhegan, and Nashua Rivers, as well as Lake Winnipesaukee and other significant lakes and protected areas like the White Mountain National Forest and Great Bay National Estuarine Research Reserve, in a realistic and geographically accurate style."