Luminara Unduli disappears during a sandstorm while following Poggle the Lesser. When Anakin and Obi-Wan track her to an ancient temple, they are attacked by undead Geonosian warriors.
Did You Know?
Despite the Star Wars universe's predilection for metric measurement, Obi-Wan Kenobi uses "miles" in describing the extent of the Geonosian catacombs. See more
That... is one ugly mug.