A true local treasure since 1962, Shrimp Boat at Broad remains one of the few surviving outposts of the original Shrimp Boat restaurant chain. Founded by a Navy veteran, Bill Long, this spot originally opened in a trailer-style seafood shack before settling into its brick location in 1998. While longtime seafood lovers still come for the crispy flounder, Calabash (green) shrimp, scallops, and deviled crab plates, many locals will tell…