Keywords: MZ-3A blimp at NAS Patuxent River in May 2014.JPG en The U S Navy's MZ-3A manned airship assigned to Scientific Development Squadron VXS 1 of the Military Support Division at the Naval Research Laboratory prepares to lift off for an orientation flight from Naval Air Station Patuxent River Maryland USA The MZ-3A is an advanced flying laboratory used to evaluate affordable sensor payloads and provide support for other related science and technology projects for the naval research enterprise 2014-05-01 140501-N-PO203-446 Navy http //www navy mil/view_image asp id 175631 U S Navy photo by John F Williams PD-USGov-Military-Navy American Blimp MZ-3A 2014 at Naval Air Station Patuxent River May 2014 in Maryland |