Oops, it doesn't look like 'wear a burka day' is a national day..

Other days

raise awerness of zeus

Raise Awerness Of Zeus Day
coffee

Coffee Day
stress awareness

Stress Awareness Day
tulip

Tulip Day
donate your hair

Donate Your Hair Day
prosecco

Prosecco Day
african immigrant and refugee hiv and hep awareness

African Immigrant And Refugee Hiv And Hep Awareness Day
cuddle up

Cuddle Up Day
mean girls

Mean Girls Day
eat what you want

Eat What You Want Day