Tunnel of Eupalinos, Samos Travel Guide

Free Guide: Explore an ancient marvel of engineering: the Tunnel of Eupalinos, a 6th-century BC aqueduct on the Greek island of Samos.

A brief summary of Tunnel of Eupalinos

Explore an ancient marvel of engineering: the Tunnel of Eupalinos, a 6th-century BC aqueduct on the Greek island of Samos.

The Tunnel of Eupalinos is an ancient aqueduct on the island of Samos, Greece, dating back to the 6th century BC. This remarkable feat of engineering was built to supply the ancient capital with fresh water and is considered one of the most significant engineering achievements of antiquity.

4.3 Very good · 1,252 Google reviews
Plan your visit

Opening hours

  • Mon8:30 am–3:30 pm
  • TueClosed
  • Wed8:30 am–3:30 pm
  • Thu8:30 am–3:30 pm
  • Fri8:30 am–3:30 pm
  • Sat8:30 am–3:30 pm
  • Sun8:30 am–3:30 pm

Opening hours as listed on the venue’s Google Business Profile. Hours can change for services and special events, so check with the venue before you go.

Address
Pithagorio 831 03
Phone

Getting there

Walking

The South Entrance to the Tunnel of Eupalinos is located approximately 2 km northwest of Pythagoreion. From the center of Pythagoreion, follow the main road towards the Archaeological Site of Pythagoreion. Continue past the site, following signs for the Tunnel of Eupalinos. The walk is uphill and takes approximately 30-40 minutes. There is no admission cost to walk to the entrance.

Public Transport

The local KTEL bus service connects Pythagoreion with other parts of Samos. From Samos town, take the bus to Pythagoreio. From Pythagoreio bus station, it is approximately a 30-40 minute walk to the Tunnel of Eupalinos. Bus fare from Samos town to Pythagoreio is approximately €2-4. There is no local bus service that goes directly to the Tunnel of Eupalinos.

Taxi

Taxis are available in Pythagoreion. A taxi from Pythagoreion to the Tunnel of Eupalinos costs approximately €5. The taxi will drop you off near the entrance of the tunnel, minimizing the walking distance.

Discover more about Tunnel of Eupalinos

Overview

The Tunnel of Eupalinos, located near Pythagorio on the island of Samos, is a testament to ancient Greek engineering prowess. Constructed in the 6th century BC under the direction of Eupalinos of Megara, the tunnel served as an aqueduct, providing fresh water to the ancient city of Samos (now Pythagoreion). The tunnel stretches 1,036 meters through Mount Kastro and is famed for being excavated simultaneously from both ends, a groundbreaking technique for its time.Herodotus, the ancient Greek historian, lauded the tunnel as one of the greatest engineering feats of the Greeks. The aqueduct was crucial for providing a secure water source, especially during times of war. The tunnel remained in use for over 1,100 years, until it was abandoned in the Byzantine period and later used as a refuge.Today, visitors can explore sections of the tunnel and marvel at the precision of its construction. The tunnel's dimensions vary, with some parts being quite narrow and low, requiring visitors to navigate single file. The site is a UNESCO World Heritage Site, recognized for its historical and engineering significance. Exploring the Tunnel of Eupalinos offers a unique glimpse into the ingenuity and skill of ancient engineers.There are currently three routes available for visitors, although some may be temporarily closed :* **Itinerary 1:** A 185-meter section that showcases the tunnel's construction details.

* **Itinerary 2:** A 424-meter route that includes a Byzantine-era cistern and the meeting point of the two excavation teams.

* **Itinerary 3:** The full 1,036-meter tunnel, allowing visitors to see the spring and cistern in Agiades.Before visiting, it's important to note that the tunnel's interior has varying dimensions, with some sections being narrow and potentially challenging for individuals with claustrophobia or mobility issues. The temperature inside the tunnel remains consistently around 16°C, with high humidity levels.

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