Thanks to Mr Chan who shared this link with me. There are only a few near to us here, but if you are going anywhere over the two week break, there is a clickable map that you can use to check if there are any spectacular geological finds nearby.

https://www.bbc.co.uk/news/science-environment-29572008

https://apps.esriuk.com/app/GreatGeosites/3/wmt/view/5e0d44970b3a4b4dafb7da0404b2d8ed/index.html