Welcome to Natural Wonders, where I hope to pique your interest each week by sharing some fascinating questions and answers about natural phenomena. If you’re new here or if someone forwarded you this email, you can subscribe below. Check out past posts by going
One of the places that I used to walk my dog (before they closed it to do major road works in the valley) used to walk past two old shafts. I think that the shafts might have had something to do with stormwater, but I'm not quite sure. Anyway, these are deep tunnels in the side of the hill, and as you walked past on a hots day you could feel the cold air from the shafts
One of the places that I used to walk my dog (before they closed it to do major road works in the valley) used to walk past two old shafts. I think that the shafts might have had something to do with stormwater, but I'm not quite sure. Anyway, these are deep tunnels in the side of the hill, and as you walked past on a hots day you could feel the cold air from the shafts