The Maine Diner is a diner in Wells, Maine. It serves breakfast, lunch, and dinner. The diner, which has a seating capacity of 90 and a year-round staff of about 60, serves an average of 1,200 to 1,500 patrons on a peak summer day. The restaurant is known for its seafood chowder and lobster pie and other Down East fare. It serves breakfast all day. Many of its vegetables and herbs come from a garden behind the building. "Oft-hyped and popular with tourists", the diner served its 2-millionth guest in 1999 and its 5-millionth on December 17, 2008.