through july. >> show you my house. gets messy as you travel. the big question is where do you sleep? there it is. >> reporter: it's a journey that's been done before, but never with quite the emphasis on the hot dog. is there a difference between having a hot dog in the parking lot of a baseball stadium than having it inside a major league park? >> absolutely. it's -- why ballparks make hot dogs taste better. i find it's usually the sensory input, the sun in the face, the crack of the bat, the smack of the mitt, roar of the crowd. >> reporter: lore invented a rating system for the ballpark experience whiff include all of that. tom invented his own point system for ballpark hot dogs. six factors for each dog, bun, taste, toppings, portability,