A coroner has made a number of similar accidents after an 11-year-old boy fell to his death from a zipwire in Gwynedd two years ago.
An inquest jury in Dolgellau concluded that Bailey Lonsdale's death was an accident.
He died after falling from the SwampFlyer ride at Greenwood Forest Park in 2011.
Lorna Prichard reports.
More top news
The 2017 Champions League final will be the biggest event ever held in Wales.
An Amber weather warning has been issued for Conwy, Denbighshire, Flintshire, Gwynedd, Isle of Anglesey, Powys, Wrexham and Ceredigion.
Storm Doris will bring a squally band of rain at first with disruptive gales, especially further north.