A Romanian tourist claims he received a €350 fine in Thassos, Greece, for operating an ATV without a helmet. The incident reportedly occurred on August 6th and was shared on an online forum dedicated to the Greek island. Details surrounding the enforcement and specific location remain limited, based on the initial post. The tourist expressed frustration with the situation, reportedly using accusatory language towards the issuing officer. This case highlights potential consequences for not adhering to local traffic laws, particularly regarding ATV usage, in Greece. Tourists should be aware of and comply with helmet regulations when renting or driving ATVs in Thassos and other Greek destinations. Authorities actively enforce these rules to ensure road safety.