India, April 18 -- In the year 1982, the International Council on Monuments and Sites declared 18th April as World Heritage Day to raise awareness about monuments and other sites which form a part of our history and culture. UNESCO approved of this day in the year 1983 and since then the day is dedicated to informing people about the sites which have achieved the status of heritage, their importance and the problems involved in protecting these sites. World heritage day also aims to seek recognition for the people involved in preserving these sites, especially scientists, archaeologists, geographers and engineers.

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"World Heritage site is a n...