Wiltshire's Secret Underground Bunkers, Abandoned Building & Weird History

Park Lane Quarry is consists of 500 meters of underground workings spread over 100 square-meters, it can be found less than half a mile from larger Ridge Quarry.

A mile long railway tunnel on the Bath extension line of the Somerset and Dorset Joint Railway, which ran between Midford and Bath Queen Square until 1966.

For decades a huge underground nuclear bunker built beneath Corsham in Wiltshire was one of the UK's best kept secrets. In 2004 it was finally declassified and since the details of its existence have been revealed, below is the timeline of the bunker's construction and use.

ITV West evening news coverage of the 1950s nuclear bunker which the Ministry of Defence has put up for sale.

The BBC go on the hunt for art 100 feet below Corsham in Wiltshire in a secret underground bunker. Olga Lehmann designed and painted murals for the workers' canteen in Bristol Aircraft Companys underground, wartime factory in Spring Quarry, Corsham using paints from the factory.

HMS Royal Arthur moved from Skegness to Corsham, it was a naval training school for new recruits.

A small farming village requisitioned by the War Department in 1943, the residents were evicted and the village has been hidden from the public on Salisbury Plain ever since.

Monks Park is divided into two sections, one part is still a working stone quarry while the other part was once a Royal Navy storage depot but is now occupied by Leafield Engineering who make components for the defence industry and commercial users.

A Second World War ammo dump, the valley was originally the entrance to Browns Folly Mine which was collapsed by the War Department.

Originally an average sized Bath stone quarry, later put in to use as a Royal Navy store making use of an area of land beside the A4 owned by the Hartham Estate, it remained it operation until the mid 90s, it's now sealed and abandoned.

Limpley Stoke is also known as Hayes Wood Quarry, after a 40 year gap this Bath stone quarry has returned to it's former use as a source of stone.

Hollybush is a small, single entrance quarry situated south of Wadswick Lane nearer Neston than Wadswick, the reason the quarry is so small is because it was found that the stone quality was poor.

Originally quarried for Bath stone up until 1914, it was later put in to use by the War Department as a sub-depot of the Central Ammunitions Depot Corsham.

A small Bath stone quarry which has been buried under new housing in Corsham. The quarry was known by two names, Westwells Quarry and Moor Park Quarry.

A large stone quarry which was converted by the air ministry during WWII, the quarry housed the world's largest underground factory. Later it became Royal Navy stores and part of the factory was converted in the government's emergency relocation site in the event of nuclear attack. Spring Quarry joins the south edge Tunnel Quarry, it also joins the smaller abandoned Sands Quarry.

To the Western end of Tunnel Quarry was an area which was the proposed number 1 district as part of the ammo stores, however due to a severe geological fault this area was never developed by Royal Engineers however the air ministry did make use of it 1943 when they converted it in to South West Control, a military communications centre which operated up until the 1990s.

Tunnel Quarry was one of the four sub-depots of the Central Ammunitions Depot, parts of the converted Bath stone quarry are still security classified sites today. The quarry connects to the northern edge of Spring Quarry and also had a link to the GWR main line at the eastern portal of Brunel's Box Tunnel.

Sands is a fairly small quarry connecting to the Southern end of Spring Quarry, it is only about 13,000 square meters. Sands is used as an emergency exit. Reflective metal checkpoints guide the way from the Spring Quarry emergency exit to surface slope shaft of Sands Quarry lit only be a torch light.

Browns Folly Mine is an average sized Bath Stone quarry which was originally part of Monkton Farleigh Mine however when the War Department converted part of the quarry in to an ammunitions store they separated part of the quarry which is the area now known as Browns Folly.

A very unique former Bath stone quarry, the quarry is small in size but has some interesting features. The quarry comprises of two levels which are connected by a stone staircase and a vertical shaft connecting both levels with the surface. There are many blocks of Ashlar which were stacked up but never moved to the surface.