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Explore the Historic NATO Tunnel in Penteli

Discover the historic NATO Tunnel in Penteli, a fascinating attraction revealing military engineering's secrets and Cold War history.

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The NATO Tunnel, located in Penteli, Greece, is a remarkable tourist attraction that offers visitors a unique peek into the world of military engineering and strategic operations. This colossal underground structure was originally built during the Cold War, serving as a vital component of NATO's defense network in the region. Spanning several kilometers, the tunnel showcases impressive engineering feats and provides insight into the historical context of its construction. As you explore the tunnel, you'll encounter vast chambers and intricate passageways that echo the secrets of the past. Information panels throughout the site shed light on its significance, making it an educational experience for visitors of all ages. The cool, dark atmosphere of the tunnel adds an element of adventure, inviting you to imagine the stories it holds. While visiting the NATO Tunnel, ensure to capture some memorable photographs of its unique architecture and surroundings. The site is also situated in close proximity to the scenic landscapes of Penteli, making it an excellent stop for those looking to combine history with nature. Whether you're a history buff or simply looking for an unusual attraction, the NATO Tunnel is a fascinating destination that promises to enrich your travel experience.

Local tips

  • Check the opening hours before visiting, as the tunnel may be closed at times.
  • Bring a flashlight for a better experience navigating through darker areas of the tunnel.
  • Wear comfortable shoes, as the terrain can be uneven inside the tunnel.
  • Consider visiting in the cooler months, as the tunnel remains refreshingly cool year-round.
  • Plan to combine your visit with a hike in the nearby hills for stunning views of the area.
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A brief summary to NATO Tunnel

  • Perikleous, Penteli, 152 36, GR

Getting There

  • Car

    If you are driving, start by getting on the Attiki Odos (A6) highway, which is the main ring road around Athens. Follow the signs towards 'Penteli'. Take the exit for 'Penteli' and merge onto the local road. Continue on this road for about 5 km until you reach Perikleous Street. Turn right onto Perikleous, and follow the road until you reach the NATO Tunnel, which is near the end of the street. Note that parking may be limited in this area, so be prepared to find a suitable spot nearby.

  • Public Transportation

    If you're using public transport, take Metro Line 1 (Green Line) towards Kifisia and get off at the Kifisia station. From there, you can catch bus number 550 towards 'Penteli' and disembark at the 'Penteli' stop. Once you exit the bus, walk along the main road towards Perikleous Street. The NATO Tunnel is approximately a 15-minute walk from the bus stop. Ensure you have a valid ticket for both the Metro and the bus, which costs around €1.20 per ride.

  • Taxi

    For a more direct route, you may consider taking a taxi. You can easily find a taxi service in any central area of Attica. Simply provide the driver with the address 'Perikleous, Penteli 152 36'. The taxi fare will vary depending on your starting point, but expect to pay around €20-€30 from central Athens to the NATO Tunnel. Make sure to confirm the fare before starting your journey.

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