Complex sentence: An alternative route follows valleys along a faultline, the surface trace of the Tararua section of the Wellington Fault, to the east of the main range, this stays within the Tararua Forest Park but involves much less ascent and avoids bad weather on the mountaintops.
Split into simpler sentences: An alternative route follows valleys along a faultline, the surface trace of the Tararua section of the Wellington Fault, to the east of the main range. This stays within the Tararua Forest Park but involves much less ascent and avoids bad weather on the mountaintops.