shaft

Gigatron (explored with the usuals) Gigatron (or Don Valley Intercepting Sewer) was built between the 1970s to the early 2000s Similar to Tideway in London, it acts as a diversion for loads of sewer overflows, reducing overflows into the River Don (however some were not properly diverted...

Quick condition update from Clayton Tunnel (West Yorkshire), 02/04/2026. Walked from the entrance to the first shaft. Conditions broadly similar to previous years, with ongoing water ingress and some localised deterioration, but no major changes observed in this section. Had planned to...

1. The History The Moat's Bulwark was built by Henry VIII as part of artillery fortifications intended as protection for the newly enlarged harbour, in the event of a French or Spanish attack. It formed part of a series of three batteries (including Archcliffe Fort), and was located below the...

Greffyn Mine Havent posted a mine for a while so heres a nice little un reported place from a few years back. Not a lot of individual information available as this is one of many dozen mines in the Gwydyr. The Mine did consists of a series of gated levels up the hillside behind the...

We’ve just released a full underground exploration documentary on the Brandy Bottle Incline—a dramatic 600ft inclined shaft plunging into the North Pennines at up to 45 degrees. The Brandy Bottle Incline was part of a 19th-century lead mining complex, built to haul ore up the steep incline from...

We’ve just released a full underground exploration documentary on the Brandy Bottle Incline—a dramatic 600ft inclined shaft plunging into the North Pennines at up to 45 degrees. The Brandy Bottle Incline was part of a 19th-century lead mining complex, built to haul ore up the steep incline from...

The Grand Shaft Just a mini report from here as there is not much to see, but what an extraordinary piece of engineering! The Grand Shaft was proposed as a project in 1804 and built between 1806 and 1809 as a quick means of communication and movement between the barracks on the Western...

DRAYCOTT CROSS COLLIERY Wanted to see this place for quite a while so when the opportunity arose a meet with @Kewipie was arranged & we began what turned out to be quite an eventful trip. History has been covered many times before but in brief Draycott Cross Colliery was a privately owned...

One cold winter night we in Dover doing some exploring when the last explore of the night was Guildford shaft After hearing it was open we made sure that we done it . The view over Dover at the time was nice and very light up . Once inside we made are way around and to see a little airriad...

The Grand Shaft was proposed as a project in 1804 and built between 1806 and 1809 as a quick means of communication and movement between the barracks on the Western Heights and the town below. It was designed by Brigadier-General William Twiss, Commanding Engineer of the Southern District...

So basically on way to FDQ we stop off at Farleigh down the east slope, this is nothing but an empty building. and the shaft has been sealed up I couldn't find much on the east slope - but by what I can work out it was connected to the other slop back in the day. explored with...

My son and I did this, it was to be two explores ended up one and a half due to me feeling not too good, I put it down to dehydration and lack of food, lesson learned. It was a cold and blowy afternoon, on way down we scouted another explore, which we did Thursday. We couldn’t believe how open...

Hi everyone, I hope we have some Cornish People in here that can maybe answer this or even provide photos. So I just did a search on here and couldn't find anything about Kennall vale in Ponsanooth, Cornwall. For those of you that haven't heard of this place, it's an old gun powder mining...

All the info here at Subbrit - very interesting history used for explosives detonations in connection with underground nuclear testing. The entire area was once full of mines dating right across history. https://www.subbrit.org.uk/sites/excelsior-tunnel/ Very waterlogged and collapsing in...