You’ve recently discovered that your house is sitting on top of a mine; or you’ve known all along but you’ve never really been concerned about it, but now, your house is starting to sink – what do you do? Sadly, this isn’t just the stuff of nightmares, this is something many people have had to face and will have to face in the future. With so many mines in use and disused across the UK (171,000 coal entries are recorded, but it is thought that there could be more), houses are sinking all the time, but would you know if this was happening to you and what can you do?