Weltevree is a Dutch product label, with a passion for usable design products. Weltevree develops and produces authentic design products for the living environment like the Dutchtub by Floris Schoonderbeek and the Stonestove by Dick van Hoff.
How Would You Like A Galaxy driveway? It is possible by using "glowstones" in your concrete mix, but it is not cheap. The upside of the extra expense I guess is that you wouldn't need any outdoor lighting as the stones hold light for around 12 hours.