How much you know about Iceburg?

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Iceburg is a major portion of a glaciar which cracks apart from it. These Iceburgs float on water because these are made up of fresh water and fresh water is less concentrated than sea water. probably the name iceburg has been taken from the duch language word icejburg. The biggest iceburg seen till now was 168 meters high and it was seen in the Greenland in 1958. Have you seen any Iceburg ever? If yes, please share your experience.