Nellita sent me this card showing the Roman walls of Lugo, in the autonomous community of Galicia. The walls were constructed in the 3rd century and they stretch over 2 kms around the historic center of the city. The walls were added to the UNESCO World Heritage List in 2000.
![Roman walls of Lugo, Spain [rev]](https://mypostalcards.wordpress.com/wp-content/uploads/2016/04/roman-walls-of-lugo-spain-rev.jpg?w=525)
My collection of Postcards from the world 