The largest maritime museum in the world, it contains some 2500 models of ships, plus paintings, navigational instruments, uniforms, and historical artifact which tell the long history of Britain at sea. Highlights include a collection of royal barges and special exhibits on Nelson and Cook. The Museum is housed in Queen's House and includes the Royal Observatory, further up the hill. Cutty Sark (Docklands Light Rail), or by Riverbus to Greenwich Pier; open Monday-Sunday.