Echoes of the Past: The theme of this month’s special event at Wildcat Bluff Discovery Center is “A Haunting History,” with discussions of historically significant landmarks at the bluff, as well as werewolves, Texas ghost towns and more. (2 p.m. Sunday; 2301 N. Soncy Road; admission $4 adults, $3 children, free members; 806-352-6007)