Every city has its industrial district, the one that saw investment in the 19th century because it was best suited to meeting the space and communication needs of the new industries that were flourishing at the time. Such activity has sometimes left a beautiful architectural legacy, which in some cases has been given a new purpose while preserving the original buildings. Here and there, you might also discover one or two buildings of civil or religious heritage. But a short stroll is better than a long speech... so let's get started!