There are fears that officials who drew up the HS2 route between London and Leeds may have done it on maps that are out of date.
It's been claimed a waterways project in North Derbyshire which was completed more than a year ago is missing from the HS2 route map released last month.
The group that spotted the mistake is calling for talks with the Government. Ben Erlam reports.
More top news
Figures show that 225,000 people develop dementia every year in the UK - and it isn't a conditition that only affects the elderly.
A preliminary investigation into Rotherham's child sexual exploitation scandal is starting.
The latest weather forecast for the Calendar region