The island marble, considered one of the rarest butterflies in North America, only exists in a small section of the San Juan Island National Historical Park. Credit: Greg Davis
Members of the U.S. Navy Blue Angels fly in formation as they take-off in view of Mount Rainier for an air show practice, Thursday, July 30, 2015, from King County Airport in Seattle.
Members of 1st Special Forces Group and the Canadian Special Operations Regiment conduct a combined airborne operation and wing-exchange ceremony at Joint Base Lewis-McChord.