https://www.healthyfoodhouse.com/poland-unveils-glow-in-the-dark-bicycle-path-that-is-charged-by-the-sun/?fbclid=IwAR2_o9MltefAcnnIeuPy6TFunlJWpgoen5AYGQDZ49DeACuKEagoynsT4Pc Located near Lidzbark Warminski, it was inspired by Studio Roosegaarde and created by TPA Instytut Badań Technicznych Sp. z o.o. “The material we used for the track gives light for over ten hours. That means the road can radiate throughout the whole night and reaccumulate light the following day.” L - https://www.healthyfoodhouse.com/poland-unveils-glow-in-the-dark-bicycle-path-that-is-charged-by-the-sun/