The ARCO floor lamp, which marks its 50th birthday this year, has certainly stood the test of time. The much-imitated design classic, originally created by the brothers Achille and Piero Castiglioni, has been produced by the design company Flos since 1962. This year, it's been updated to include an LED light source, so now the new ARCO LED is energy efficient as well as gorgeous. [gallery order="DESC" columns="4" orderby="title"]
