Here's a decorating thought:

URL - ROOS - Paint your rock walkway with glow in the dark paint ...

https://www.pinterest.com/pin/528750812482771353/

I WOULD NEVER DO THIS AT MY HOUSE WITH TESTING IT FOR ABOUT A
YEAR, IN SAME PHYSICAL LOCATION WHERE I HOPE TO USE IT.

Rust-Oleum Glow in the Dark Brush-on-Paint



OF COURSE, I WONDER WHAT IT WILL LOOK LIKE AS IT WEARS FROM FOOT TRAFFIC ?

HOW DOES IT LOOK IN THE DAYTIME?