
510.2 Speakeasy is a Bismarck cocktail bar housed in a hidden speakeasy accessed through a bookcase entrance at Humpback Sallys restaurant, capturing authentic Prohibition-era ambiance. The venue features unique craft cocktails, craft beers, wines, and a small menu of bar snacks including charcuterie plates, cheese, olives, and roasted bone marrow. Eclectic decor encompasses antique furniture, books, and games that create an inviting, mysterious atmosphere. Open Tuesday through Saturday from 7pm, the speakeasy regularly hosts live music events and offers private gathering packages, providing a vibrant setting where patrons appreciate the exceptional drink offerings and friendly service in an authentic hidden gem setting.