Can I have a bit of extra mustard with that? Is this the biggest hot dog you've ever seen? Once you've had your fill of a juicy hot dog, you can finish up with a large Dairy Land product! In this day and age, this might not be seen as healthy, but you could always forsake that giant bun in the photo for just the meat. For more information about this photograph, click here. The Boardwalk at Coney Island began at 4190 W. Colfax Ave., in Denver in 1966. The first owner, Marcus Shannon, wanted to begin a chain of eateries around this strange concept, and he even obtained a patent for the design, but his endeavor had gone under by 1969.