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Great Siege Tunnels, Moorish Castle Travel Guide

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Explore Gibraltar's Great Siege Tunnels: a journey into military history and engineering within the Rock.

The Great Siege Tunnels are a remarkable network of man-made tunnels inside the Rock of Gibraltar, constructed by the British during the Great Siege of 1779-1783. Dug out of solid limestone, they represent a feat of military engineering, providing strategic artillery positions. Today, they stand as a living museum, offering visitors a glimpse into Gibraltar's military past.

A brief summary to Great Siege Tunnels

  • Monday 9 am-5:45 pm
  • Tuesday 9 am-5:45 pm
  • Wednesday 9 am-5:45 pm
  • Thursday 9 am-5:45 pm
  • Friday 9 am-5:45 pm
  • Saturday 9 am-5:45 pm
  • Sunday 9 am-5:45 pm
Eve
From Eve

Know before you go

Hi, I'm Eve. Here are a few practical things to know before exploring Great Siege Tunnels.

  • Wear comfortable shoes, as the terrain within the tunnels can be uneven.
  • Consider visiting during off-peak hours (early morning or late afternoon) to avoid crowds.
  • Purchase a Gibraltar Nature Reserve ticket for access to the tunnels and other attractions.
  • Allow at least 40 minutes to 1.5 hours to fully explore the tunnels.
  • The tunnels are spacious and well-lit, so there is no need to worry about feeling claustrophobic.

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Getting There

  • Walking

    From Casemates Square, walk east towards Main Street. Continue to the end of Main Street, then turn right onto Line Wall Road. Follow the road, and look for signs directing you to the Great Siege Tunnels and the Upper Rock Nature Reserve. The entrance is located at 1b Leanse Place, approximately a 45-minute uphill walk from the city center. Be prepared for a steep incline. Alternatively, from the top cable car station, walk north along Signal Station Road, descend to the Military Heritage Centre, turn right, and ascend to the tunnels.

  • Public Transport

    From the Gibraltar frontier or airport, take Citibus Route 5 or 10 to the central Marketplace. From there, transfer to Route 1, which goes to the Upper Town terminus at Willi's Road. From the bus stop, walk uphill towards the Great Siege Tunnels. A Hopper ticket allows unlimited travel on all Gibraltar bus routes for a day. A single bus fare costs approximately £2.20.

  • Taxi

    Taxis are available at the Gibraltar airport, the frontier, and in the city center. Request a ride to the Great Siege Tunnels, located at 1b Leanse Place. A taxi tour of the Upper Rock, including the Great Siege Tunnels, typically costs around £30-£35. Confirm the price and route with the driver before starting the journey.

  • Driving

    From the city center, follow signs for 'The Rock' and the Great Siege Tunnels. Limited parking is available near the entrance to the Upper Rock Nature Reserve. Parking restrictions are enforced. Car parks are located at Grand Parade, Queensway, and Casemates. Parking fees vary, but expect to pay around £20 for most of the day.

Discover more about Great Siege Tunnels

Venture into the heart of the Rock of Gibraltar and discover the Great Siege Tunnels, an extraordinary testament to military ingenuity and resilience. Carved out of solid limestone during the Great Siege of Gibraltar in the late 18th century, these tunnels provided a crucial defensive stronghold for the British against Spanish and French forces.Initiated in 1782 by Sergeant-Major Henry Ince, the tunnels were originally intended to provide access to a strategic firing position known as 'The Notch'. Workers relied on manual labor, picks, chisels, iron wedges, and gunpowder to create the tunnels. As the tunneling progressed, ventilation issues prompted engineers to open gun ports along the cliff face, which not only improved airflow but gave defenders vantage points to position cannons directly facing the enemy lines. These unique embrasures offered both protection and firepower, fundamentally changing the dynamics of the siege. The tunnels allowed the British to target the Spanish batteries and siege works on the narrow land approach to Gibraltar, a move that stunned the besieging forces.Today, visitors can explore the chambers and passageways, witnessing the conditions faced by soldiers during the siege. Cannons remain positioned overlooking the landscapes they once defended. Multimedia displays enhance the experience, bringing the history of the tunnels to life. The tunnels also offer views of the airport, Spain, and the mountains. The Great Siege Tunnels exemplify the determination and creativity required to overcome the challenges of warfare in the 18th century.
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