Mountain View Helicopters, will take you on a sky-high trip full of mountain vistas, city skylines and rolling prairie, whatever strikes you. Their four-seat R44 Raven II helicopter ensures everyone has a good view, so there's no jostling for a window seat. Offering scenic tours and discovery flights. Seasonal Base at the Horseshoe Canyon near Drumheller, AB operates from Mid-June to Labour Day. Springbank base operates year-round.