Is this a beacon to alert the aliens on Innsmouth to finally take the earth over? Is it dinner time? Ask the residents of Innsmouth about this -- if you can find any still available!
The GIF above is composed of about 20 frames (example below) in sequential order and was made using the gifmaker.me online service.
To see more photography from this must-see Halloween destination see my full review earlier this week:
I did another version of this GIF with more exposure and like the result: