Hey all another guy made this article and what not but wanted to share this cool event and photos with you guys.
twice a year there is a massive migration of all sorts of reptiles and snakes from up in the bluffs during winter to down in the swampy marsh during the summer. here is a link of it, and yes if you go at the right times the road seems to be moving b/c of how many snakes cross it.
Slideshow and video: A trip to Snake Road