Hel Peninsula is a 35-kilometre-long sand bar peninsula in northern Poland separating the Bay of Puck from the open Baltic Sea. It is located in Puck County of the Pomeranian Voivodeship. The name of the peninsula might come from either the Old Polish word hyl/hel, meaning "empty or exposed place", or the Germanic word heel, which is deriv…Hel Peninsula is a 35-kilometre-long sand bar peninsula in northern Poland separating the Bay of Puck from the open Baltic Sea. It is located in Puck County of the Pomeranian Voivodeship. The name of the peninsula might come from either the Old Polish word hyl/hel, meaning "empty or exposed place", or the Germanic word heel, which is derived from the form of the peninsula and the fact that the area was first settled by the Goths, an East Germanic tribe.