Chain structures in meteorite fragment ALH84001Electron micrograph of icosahedral adenovirusA scanning electron microscope image of normal circulating human blood showing red blood cells, several knobbly white blood cells including lymphocytes, a monocyte, a neutrophil and many small disc-shaped plateletsCalifornia poppy seedsMustard seedsPeas in podsMeasuring spoons of 1 tablespoon and 1, 1⁄2 and 1⁄4 teaspoonCopper measuring jugs of 1 and 1⁄2 gill375 mL stubbie of beerA 1⁄2-peck apple bagA standard 200-litre (55 US or 44 imp gal) drumA cubic metre of concreteA TEU containerAn Olympic swimming poolLZ 129 HindenburgGreat Pyramid of GizaThe Three Gorges DamSydney HarbourSolar System bodies with Earth volume or lessThe Cat's Eye Nebula on left (about 3×1046 m3) and the dark cloud Barnard 68 at top (about 6×1046 m3) are of comparable volumes; the Stingray Nebula between them is smaller with a similar volume as the small yellow light-month radius sphere, about 2×1045 m3.The Bubble Nebula (NGC 7635) at left with about 520 cubic light years (4.4×1050 m3) dwarfs the Dumbbell Nebula's 12 cubic light years (1×1049 m3) (very approximate figures)The globular cluster Messier 5 at upper left with about 2 million cubic light years (1.7×1054 m3) dwarfs the much smaller Bubble Nebula at lower right.