The Old Town of Lagos in Portugal is a UNESCO World Heritage Site, dating back to the 12th century when Lagos became part of Portugal. The old city of Lagos is surrounded by various types of fortifications that represent an important aspect of its identity; which reflect the historical events and battles encountered over the years; It also has a lot of churches from different eras and some other important buildings; If you are in Lagos, you must wander around the old town and get acquainted with its ancient historical monuments.