The Heart of Darkness
- Contains photos of the event, dates, times, prices, and location. Located in Waterloo.
- http://www.entertheheartofdarkness.com

Terror in the Woods
- With schedule, directions, pictures, and FAQ. Located in Donahue.
- http://www.terrorinthewoods.com/

Scare Lair
- Located in downtown Burlington. Open October weekends. With FAQ and ticket information.
- http://www.scarelair.com/

Nightmare Manor Haunted House
- A hundred year old eerie riverfront warehouse. Detailed scenes including a graphic hanging and execution. Located in downtown Cedar Rapids.
- http://nightmaremanor-inc.com/

Frightmare Forest Productions
- Includes a history of the event, individual cast stories, directions, private tours, and food drive information.
- http://www.frightmareforest.com/

Dragon's Eye
- Haunted barn in Hampton. Event schedule, directions, and photos.
- http://dragons-eye.com/