Mushroom Tunnel History Tour

Explore the Old Gib Tunnel in Mittagong, a site rich in history and transformation.

Once a single-track steam train tunnel for the Great Southern Railway, it later served as a WWII weapons storage facility. Today, it’s home to one of Australia’s last commercial tunnel mushroom farms.

Join our guided tour to uncover fascinating stories, see unique features from its past, and discover how this historic tunnel has been reinvented as an exotic mushroom farm. A rare blend of heritage and science awaits!