Oops, it doesn't look like 'park for the two main activities of the day' is a national day..

Other days

ormille

Ormille Day
kiss a brunette

Kiss A Brunette Day
aloxolt

Aloxolt Day
ruby

Ruby Day
hiv awareness

Hiv Awareness Day
african immigrant and refugee hiv and hep awareness

African Immigrant And Refugee Hiv And Hep Awareness Day
blanket fort

Blanket Fort Day
chocolate milkshake

Chocolate Milkshake Day
my little pony

My Little Pony Day
artists

Artists Day