Antigo Hotel do Louvre, Porto, Portugal by Diana Barros Arquitectura In the heart of Porto, a noble staircase crowned by the skylight that once illuminated. Built in the mid-19th century to be the house of a Douro nobleman, the building's fame was consolidated over time by the meticulous decoration of the woodwork, framed within the compositional rigour of the 19th-century facade, and the incred..