More than £500,000 has been spent on the restoration works.

The Papplewick Pumping Station project, which will cost £580,000, should be completed in July.

Two men, aged 21, are arrested on suspicion of dangerous driving and failing to stop.

Officers say two women were seriously injured and other people were hurt in the three-car crash.

The attraction is on Historic England's Heritage at Risk Register and needs restoration work.

Concerns have been raised about the deteriorating condition of parts of the tourist attraction.