#cryptoportico

Under Lisbon’s streets, ancient Roman galleries tell story of the past LISBON — Twice a year, a hatch in a busy Lisbon street opens to reveal steps leading to one of the Portuguese capital’s most ancient sites: a 2,000-year-old Roman structure that still holds the buildings above it together. Dating back to the first century AD, the “cryptoportico” subterranean maze of tunnels and passageways was built […] https://www.bworldonline.com/arts-and-leisure/2023/04/26/518997/under-lisbons-streets-ancient-roman-galleries-tell-story-of-the-past/