A CH-53 Super Stallion with the 24th Marine Expeditionary Unit demonstrates a landing at Massapequa High School in Long Island, New York, May 26, 2016. The Marines are visiting the city to interact with the public, demonstrate capabilities and teach the people of New York about America's sea services. - A CH-53 Super Stallion with the 24th Marine Expeditionary Unit demonstrates a landing at Massapequa High School in Long Island, New York, May 26, 2016. The Marines are visiting the city to interact with the public, demonstrate capabilities and teach the people of New York about America's sea services.