In later times, it became a maintenance passage, and ultimately was transformed into a steam metro. With it, Lorenzo could avoid the crowded traffic on the surface and reach depths unattainable by ordinary people.
"The Furnace Pillar System is quite complex. Even today, it continues to expand along with the expansion of Old Dunling, as if it has a life of its own."
Arthur sat in a chair on the other side. The environment here could hardly be called good, with little decoration and everything appearing rusty, exuding a sense of industrial decay.
As the carriage sped along, aside from the rumbling engine noises, there were strange metallic scraping sounds, as if the carriage might disintegrate at high speed the next second.
"Due to its complexity and underground establishment, many times we can only rely on these routes to reach places that conventional methods cannot."
"Maintenance passage?"
Lorenzo leaned against the rusty wall, looking out into the dimness outside.
