@ SeaWorld San Antonio, 10500 Sea World Drive
No soul is safe from the "Evil Encore" at SeaWorld’s Howl-O-Scream. Brave your way through the terrifying creatures that lurk the hallowed grounds from 7 p.m. until park close. Howl-O-Scream offers the most scares in Texas for one price and features tormenting surprises and unexpected terrors around every corner, with three new terror-tories and a brand new haunted house with a bone-chilling backstory and starring a disturbing cast of demon dolls. For information, visit HowlOScream.com.