4. You can own part of Nathan’s
That’s because it went public in 1968 (NASDAQ: NATH) -- the family officially left the business in 1993.
5. The original Nathan’s on Coney Island also serves... frog legs?
Along with three types of Philly cheesesteaks, seafood chowder, chili, two types of pitas, four types of burgers, corn on the cob, hot dog nuggets (???), lobster rolls, and wings.