Medium low AERIAL SHOTs over Pittsburgh and surrounding, downtown area, lighted skyscrapers, over city by the river, waterways. Shots over freeway, vehicle traffic visible on highways. Several AERIAL SHOTs over mine area. MS, MCS, of helicopter, cameraman hanging out door. Medium low AERIAL SHOTs over rocky area, barren looking, mining-like site, some heavy equipment on ground. AERIAL SHOT over wooded area. AERIAL SHOT along river, smokestacks and woods, clouds of smoke pouring out from smokestacks. AERIAL SHOT along port area and industries, over power plant, ZOOM IN and ZOOM OUT on smokestacks emitting clouds of smoke. Medium low AERIAL SHOTs over Pittsburgh and industrial area. AERIAL SHOT along river and industries.