Various shots of large and small helicopters airborne, landing in mountains of Kildala Pass. AERIAL SHOT over campsite in Kemano Valley. AERIAL LS of snow-capped mountains in North Central British Columbia. Rear shot of man wearing coveralls, "Okanagan Air Services" printed on them, directing pilot starting helicopter. Shot of helicopter rising out of Kemano Valley as seen from another helicopter. Rear shot of small helicopter airborne through canyon. CS of rotating blades. AERIAL SHOT over snow-covered mountains. TILT DOWN from mountains to HAS of Kemano camp. Swish PAN from man looking through transit to tower for hydro wires in Kemano Valley. CS of man looking through transit. Profile shot of workmen passing camera. Front LS of speeder coming across bridge on Pacific Great Eastern Railway spanning deep chasm. Sequence showing men working on PGE Railway, driving spikes. TRAVELLING SHOT from moving speeder of track and ties. Profile CS of speeder driver. CS of driver. TILT UP LS from fast moving water of river to LAS of bridge high above. Side LS of cows moving towards barns at Prince George Experimental Station.