Het Heulmeisje remains one of the Netherlands' most haunting unsolved cold cases. Discovered near a Dutch highway in 1976, her identity and the circumstances of her death have puzzled investigators for decades. In this episode of The Lowest Crime, we follow the decades-long investigation, marked by missteps, misidentifications, and the relentless search for answers. Explore the challenges of solving cross-border cold cases in this detailed analysis of her enduring mystery.