Subway Dun Run

Rugged but runnable.
From the Maitai Dam, the route ascends the Dun Mountain Saddle (875m) following the south branch of the Maitai River.
Taking the Coppermine Saddle track and downhill along New Zealand's first railway line, along New Zealand's first railway line, finishing at the The Brook Waimarama Sanctuary, Brook Street, Nelson.
This is a testing run - but not impossible.

Approximately 22km