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The tunnels of Gibraltar were constructed over the course of nearly 200 years, principally by the British Army. [1] Within a land area of only 2.6 square miles (6.7 km 2), Gibraltar has around 34 miles (55 km) of tunnels, nearly twice the length of its entire road network. The first tunnels, excavated in the late 18th century, served as ...
The Great Siege Tunnels in the British Overseas Territory of Gibraltar, also known as the Upper Galleries, are a series of tunnels inside the northern end of the Rock of Gibraltar. They were dug out from the solid limestone by the British during the Great Siege of Gibraltar of the late 18th century.
This is a list of bridges and tunnels on the National Register of Historic Places in the U.S. state of Michigan. [1] There are 98 bridges and 3 tunnels in this list. Name
After 1941 much of the spoil from mining was used for land reclamation into the Bay of Gibraltar to extend the runway of what is now Gibraltar International Airport to 1,550 yards (1,420 m) long and later to 1,800 yards (1,600 m) in length with a width of 150 yards (140 m). Tunnelling created about 7,500 tons of spoil a day and the surplus was ...
An aerial view of modern Gibraltar, looking north-west. The nature and position of Gibraltar's defences have been dictated by the territory's topography.It is a long, narrow peninsula measuring 5.1 kilometres (3.2 miles) by 1.6 kilometres (1 mile) wide at maximum, with a land area of about six square kilometres (2.3 square miles).
It is one of two tunnels in Gibraltar named after Lt Col A R O Williams, of 178 Tunnelling Company, Royal Engineers. Arthur Robert Owen Williams (1905-1989) was known as "ARO". He had trained as a miner in South Africa and was in charge of tunnelling operation in Gibraltar during World War II. When he left the army he was also given an OBE. [1]
The tunnel to the gate inside the fortification. After the territory was first captured from the Spanish in 1704, the British defended the Landport with twenty guns. [1] The gate was subsequently defended by the Inundation — a flooded and fortified area of ground measuring about 200 yards (180 m) in length by about 60 yards (55 m) broad and was "nearly man-height" in depth. [2]
A 1944 map of the Batteries and underground tunnels of Gibraltar by Colonel Joseph Marie Emile "Pop" Gareze shows Wilson's Cave near the Magazine Ramp of Green Lane Magazine, to the north of Flat Bastion Hospital. [2] It is named after Major W.H. Wilson, who commanded a company of the Royal Engineers. [3]