Google fetes the 160th anniversary of World Fair Day which first started in France with their tradition of national exhibitions held in Paris. Gradually other countries adopted the practice and London first celebrate the world fair day on May 1, 1851.
Today's Google Doodle is different from its other static Doodles as it keeps the viewers attention constantly with its animated features. The colourful Google logo gives opportunities to the users to magnify the illustrations of World Fair attendees inside the tweaked logo.
World Fair Day special Doodle is enriched with the traditional scenes of a fair, though has not missed to delineate its name - Google. The search engine always celebrate the special days and occasions.