Monster Mash is a year-round indoor haunted walkthrough adventure located at Mystery NH in North Conway, NH. 

This adventure is NOT an escape room.

Prepare to be spooked and scared as you step into a world of darkness and mystery, filled with hair-raising thrills and bone-chilling surprises.

Monster Mash Haunted Attraction is more than just a scarefest; it's an opportunity to create unforgettable memories. Whether you're gathering a group of fearless friends, planning a unique date night, or looking for a team-building experience like no other, this spine-tingling adventure will provide thrills and excitement for everyone.