Presentations titled "Identifying the Mythological Great Serpent Apophis: A Sneaky View" and "Adventure in the Valley of the Kings: Search for and Discovery of KV5, Tomb of the Sons of Ramesses II" take place from 1:30 to 4 p.m., Friday, Oct. 29. A panel discussion titled "Behind the Scenes: The True Reality of an Archaeological Dig" will also be included. Free. Call 621-2814 for more information.