321 km · Hessdalen
In a Norwegian valley, recurring lights prompted a 1984 field campaign, radar and camera records, and decades of physical hypotheses. The observations are documented; the cause of each episode has not been established.
770 km · Espoo
Four teenagers camped beside Finland’s Lake Bodom in June 1960. Three were killed and one survived injured. Decades later, shoes, a preserved tent and DNA brought the case back to court; the 2005 trial ended in acquittal. No killer has been identified.
1,001 km · Dumbarton
Scotland’s Victorian Overtoun Bridge is known for reports of dogs falling into the gorge. Identifiable witnesses and animal-welfare officials support the occurrence of accidents, but widely repeated totals of hundreds of jumps lack a verifiable count. This dossier follows the evidence, architecture and proposed explanations without sensationalising injured animals.