S4 Ep17: The Project Horizon shelved plans

Last week I got sent an anonymous message containing details of plans for a new rollercoaster at Alton Towers. Project Horizon has been on the minds of enthusiasts for years, with rumours constantly swirling about what it was going to involve and if it would even happen at all. One thing I've been told is that the planned attraction I was sent the info on is definitely on the cutting room floor.…