In geothermal active regions, a new generation of smart park benches is emerging with integrated ice vent detection capabilities. These innovative public seating solutions utilize advanced thermal and pressure sensors to identify dangerous ice vents – often hidden under thin ice or snow – that pose significant risks to public safety. The technology works by monitoring ground temperature anomalies and subsurface pressure changes, triggering audible alerts and visual warnings when hazardous conditions are detected. Unlike traditional benches, these units feature heated surfaces to prevent ice accumulation and are typically constructed with thermally-resistant materials. Several Nordic cities have implemented these systems near geothermal parks where underground steam vents create unpredictable ice formations. While not yet widespread, this technology represents a growing intersection between public infrastructure and environmental safety innovation, potentially saving lives while maintaining aesthetic integration into natural landscapes. Current limitations include higher maintenance costs and specialized installation requirements in sensitive ecological zones.