Hand of doctor holding transfusion bag with blood on board helicopter of emergency medical service during flight to hospital. Themes rescue, urgency and health care..
Untitled military helicopter at air base. Air force and army flight transportation. Aviation and rotorcraft. Transport and airlift. Military industry. Fly and flying.
Yellow Helicopter flying over the Rocky Mountains during a sunny and dramatic sunset. Aerial Landscape from British Columbia, Canada near Squamish and Vancouver. Extreme Adventure Composite