Lee Broom's Globe Light is an optical illusion: A seemingly solid half-sphere of Carrara marble is topped by a dome of lead crystal. An LED bulb glows upward through a thin marble top.  Photo 7 of 8 in Lee Broom's Logic-Defying Marble Tube Light

Lee Broom's Logic-Defying Marble Tube Light

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Lee Broom's Globe Light is an optical illusion: A seemingly solid half-sphere of Carrara marble is topped by a dome of lead crystal. An LED bulb glows upward through a thin marble top.