Keywords: MH-53E Sea Dragon rainbow.jpg A rainbow is formed in the mist rising from the ocean as a Helicopter Mine Countermeasures Squadron 15 HM-15 MH-53E Sea Dragon helicopter conducts mine countermeasures operations near Naval Air Station Alameda Calif Shot 1 Sep 1990 PD-USN Sikorsky MH-53E Sea Dragon in flight Helicopter Mine Countermeasures Squadron 15 United States Navy |