Wikipedia:Featured pictures/Diagrams, drawings, and maps/Diagrams

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  Structures of phospholipids in aqueous solution at Lipid bilayer, by LadyofHats
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  Design for the Cenotaph, by Edwin Lutyens (restored by Adam Cuerden)
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  Cutaway diagram of the Supermarine Spitfire, by the Office for Emergency Management
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  Relationship between manners of articulation and distinctive features, by Nardog
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  Atomic chess capture, by Rhododendrites
• Pressurized water reactor, by the Tennessee Valley Authority
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  Semi-trailer truck, by H Padleckas (vectorised by Ju gatsu mikka)
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  Modern color halftoning with CMYK separations, by Slippens (vectorisation by Pbroks13)
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  Supercell, by Kelvinsong
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  Arecibo message, by Norro
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  Pattern of inheritance of autosomal recessive genes at Dominance (genetics), by Cburnett
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  Diagram of the Federal Government and American Union, by N. Mendal Shafer (edited by Fallschirmjäger)
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  Projected ozone layer concentrations, by NASA/Goddard Space Flight Center, animation by Fallschirmjäger
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  Piano schematic, by Olek Remesz
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  Knight's tour, by Ilmari Karonen
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  Dymaxion map, by Chris Rywalt
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  Pin tumbler locks during the opening of the lock, by Pbroks13
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  Pin tumbler locks with the correct key inserted into the lock, by Pbroks13
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  Pin tumbler locks with an incorrect key inserted into the lock, by Pbroks13
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  Pin tumbler locks without a key in the lock, by Pbroks13
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  Snell's law wavefronts, by Oleg Alexandrov
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  White House architectural plan, by Benjamin Henry Latrobe (edited by Durova)
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  Fission bomb assembly methods at Nuclear weapon, by Fastfission
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  Chart of Napoleon's Russian Campaign, by Charles Joseph Minard
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  Quicksort algorithm, by RolandH
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  Euro sign, by Erina
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  Lilac chaser, by Jeremy Hinton (edited by TotoBaggins and Howcheng)
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  Caslon sample, by William Caslon