World records

    Highest mountain
    Everest, Nepal/Tibet 8,848 meters (29,029 ft)
    Tallest mountain
    Mauna Kea, Hawaii (USA) 9,750 meters (32,000 ft)
    Highest free-standing mountain
    Mount Kilimanjaro, Tanzania 5,895 meters (19,341 ft)
    Tallest known mountain in our solar system
    Olympus Mons on the planet Mars 25,000 meters (79,200 ft)
    World records

    Largest Island
    Greenland (Kalaallit Nunaat)
    Most populous island
    Java, Indonesia
    Largest sand island
    Fraser Island, Australia (402,750 acres)
    Largest river island
    Majuli Island in Brahmaputra river, India (880 km2)
    World records

    Best-selling book
    Best-selling copyright book
    Guinness Book of World Records
    Best-selling fiction book
    Don Quixote by Miguel de Cervantes
    World records

    Tallest man
    Tallest woman
    Best-selling fiction book
    Khagendra Thapa Magar, Nepal
    World records

    Longest pregnancy
    Common Frilled Shark gestate for about 42 months, nearly twice as long as African elephants carry their young. Litters typically consist of six pups.
    World records

    Most words spelt backwards in a minute

    14 words by Emma Britton

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