Webthe manchac wetlands, about a half hour northwest of new orleans, are thick with swamp ooze and a curse laid down by an old voodoo priestess called julia. Webaccording to legends, pirates often used the dark, murky swamps of louisiana to safely bury their treasure where no one would find it. Webin the haunted swamps of louisiana, manchac swamp is said to be the home of the ghost of a voodoo priestess that once destroyed her town with her curses. Webbut some say that anyone entering the swamp should beware a more supernatural threat—the curse of local voodoo queen julia brown. Singing of birds is rarely heard here. In this area it is. Webthe devastating 1915 hurricane wreaked havoc on the region, bringing to life fears and beliefs surrounding the alleged curse associated with manchac swamp. Webcreepy swamp tales surrounding one cajun creature have spooked some families living along the bayous for generations. Legend says the rougarou prowls.