Love this idea! Flight of the Bats. (I have done this the past two years, and it always looks AMAZING. This last year I sprayed GID spray on them, and added a black light to my hallway. The effect was beyond perfect!
THE Bat Cave in Bat Cave, NC, near Asheville. The Bat Cave system is considered the longest tectonic cave system of its kind in the world. Unfortunately it is closed at this time to avoid spread of white nose disease in bats.