Greek Tunnel in Samos, a Curious Island You’ll Want to Visit or Live in the Future or Not
The Tunnel of Eupalinos is A Masterpiece of Ancient Engineering.
And part of it is open to the public.
It’s a very interesting construction story for us civil engineers.
The Tunnel of Eupalinos or Eupalinian aqueduct is a tunnel of 1,036 m (3,399 ft) length running through Mount Kastro in Samos, Greece, built in the 6th century BC to serve as an aqueduct.