Bar Mar Chicago: Fresh oysters piled on mounds of sparkling ice. Ceviches that taste of the ocean. Chef José Andrés brilliant renditions of iconic seafood classics like fried calamari and lobster rolls. Located at the Bank of America Tower in Chicago, Bar Mar is a true celebration of the bounty of the sea, with modern takes on classics you know and love, festive cocktails, and a bright, beautiful space that interweaves the nautical with the elegant.