Roman ruins of Tróia - Credit: Wikimedia Commons
The Roman ruins of Tróia is an archaeological site located on the left bank of the River Sado, on the northwest side of the Tróia Peninsula, opposite Setúbal, in the Setúbal District of Portugal. The ruins, which include fish processing facilities, thermal baths, and burial sites are from between the 1st to 6th centuries CE. They have been classified as a Portuguese National Monument since 1910. Read more on Wikipedia
Source: en.wikipedia.org