Stock photography, photos: Ballooning - The Rocky Mountains Stock photos of Flying a hot air balloon over the Continental Divide in the Rocky Mountains. Colorado, USA. Photograph: © Robert Burch Click for a larger image and more information Keywords associated with this stock photo: balloons, hot air balloon, gas, aeronaut, ballooning, flying, flight, aviation, colorado, rocky mountains, continental divide, cold, fly, winter, snow, blue, crisp