Video file
The Raurimu spiral is the North Island main trunk line's most impressive engineering feat. The land rose sharply between National Park and Raurimu. Laying the track in a spiral formation and running it through tunnels allowed trains to gain the necessary altitude. This clip from the 1981 television series Landmarks,presented by geographer Kenneth Cumberland, explains the spiral's design.
Te whakamahi i tēnei tūemi
This item has been provided for private study purposes (such as school projects, family and local history research) and any published reproduction (print or electronic) may infringe copyright law. It is the responsibility of the user of any material to obtain clearance from the copyright holder.