STONE MOUNTAIN, Ga. — New monsters, new scenes, new terrifying scares, and an upgraded Midway await haunted house lovers as Netherworld unleashes Halloween thrills for its 27th season of haunts.

Some kids will say that heading back to school is horrifying. It marks the end to sleeping in and spending all day on the phone. But it also marks the winding down of summer and the start to fall. And ...