The CH-54 "Skycrane", with a crew of three, was designed for heavy internal or external lift of heavy bulk loads. This helicopter was used to lift very heavy objects. It can pick up and move a small house. It can lift large, heavy pipes. It can carry a train engine or even another helicopter. It can be used to build buildings. The helicopter can lift a big, heavy object. The helicopter carries it through the sky. The helicopter can set it down many miles away.