Blue Glow Stones: Add a little nighttime magic to your yard. They soak up the sun and at twilight, release it to create a stunning lighting effect along a walk, around a tree, or to highlight other landscape features
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.