Heavy Lift Helicopter carries the State Flag escorted by two Apache Attack Helicopters fly over CBD during the National Day Rehearsals Parade in Singapore

heavy lift helicopter state flag escorted apache attack helicopters fly cbd central business district central business district national day rehearsals parade national day rehearsals parade singapore sin ndp perform cityscape celebration ceremony tourism skyline architecture national flag flypast famous modern event sky aerial technology independence military celebrate city show performance real time handheld day outdoor