A new quiz is challenging Finnish drivers to identify the locations of ten unique roundabouts across the country. Finland has seen a significant increase in the number of roundabouts constructed in recent years, alongside established, older ones. The quiz tests both geographical knowledge and observational skills, focusing on recognizing specific roundabout designs and their placements. It aims to assess how well drivers retain information about road infrastructure encountered during their travels. The test’s difficulty suggests a high level of attentiveness is needed to achieve a perfect score. The quiz highlights the growing prevalence of roundabouts as a traffic management solution in Finland. Successful completion indicates a strong memory for detail regarding Finnish roadways.