Pre-war machines have a special sound. A mechanical clatter that's harsh and sharp and pleasing. Unleashed in pairs across the sand in Denmark, it becomes mesmerizing. The smell of unburned hydrocarbons and salt air lingers at the racket fades. Then there's the uptake. More rapping, more clatter, and then another pair of sandy rooster tails racing down the beach. This is the Rømø Motor Festival, a meeting of pre-war metal enthusiasts. Among them was Motorcyclist contributor and photographer Amy Shore, there race her vintage BSA.