More than 6,500 volunteers have supported the accurate identification of approximately 1,000 prehistoric burial mounds in the Netherlands in just four months, proving the value of involving volunteers in archaeology. In 2018, the Heritage Quest project was launched to harness the power of citizen scientists, utilizing crowd-sourcing to identify archaeological features on lidar imagery of the central Netherlands. Through the involvement of thousands of people online, prehistoric burial mounds were identified across the region in a short amount of time. However, the accuracy of crowd-sourced data has been questioned in the past, as the majority of volunteers are not professional archaeologists. "While the volume of data exceeded our expectations, we faced a key challenge common to large citizen science projects
