Fredericksburg native Finley McCall, who will be 4 years old in August, according to his mother Morgan, gets a close view of the rattlers while his father, Robert, oversees. The Sweetwater Rattlesnake Show was a new addition to the annual Crawfish Fest held at Marktplatz over Memorial Day Weekend. The festival is sponsored by the Fredericksburg Jaycees. — Standard-Radio Post/ A. Avila