It's National Geographic Photo Of The Day on March 19th.
More on Geographic Photo Of The Day and the other days on the 19th below.
We detected 451 references to national Geographic Photo Of The day on 19th the March. There were also a total of 68 other national days mentioned including: Poultry, Chocolate Caramel, Agriculture and Geographic Photo Of The Day.
The day shown for 'National Geographic Photo Of The Day' is shown as we detected that day mentioned the most out of all the references to national days there were on March the 19th across social media. Our algorithms examine all of the references to National Days across social media and updates whatnationaldayisit.com hourly, with our homepage displaying the current national day. This crowdsourcing of data method to assess the National Day date is used as opposed to being connected with any Government sacntioned lists :D Hurrah for democracy by concensus!