GeoMon Geology Clock | Cloc Daeareg GeoMon

Up in Amlwch, on the northern tip of Anglesey, there's a clock that tells a story written in stone rather than numbers. The GeoMon Geology Clock is a working timepiece carved from the island's own rocks - a clever bit of design that doubles as a lesson in what's literally beneath your feet. Each hour is marked by a different geological sample, so as the hands move round, you're essentially watching 12 million years of Welsh geology tick past.

It's the sort of thing that sounds niche but actually works. Geology enthusiasts will spend a proper amount of time here, picking out the different rock types and thinking about deep time. Families with older kids who've done the whole "rocks and fossils" thing at school will find it clicks into place in a satisfying way. Younger ones might manage ten minutes before wanting to move on, if I'm honest.

The clock sits as a free public landmark - no gates, no admission charge - so it's ideal for a quick stop if you're exploring Amlwch's industrial heritage or heading towards the coastal paths. Allow fifteen to twenty minutes, less if you're just passing through. Early morning or late afternoon gives you better light for photographs.

If you're staying at Mount View or Gadfa Touring Park, both within a couple of miles, it's an easy detour that adds some local character to a caravan holiday. Combine it with a walk along Anglesey's northern coast and you've got a half-day sorted. The wind can be fierce up here, so dress accordingly.