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

Other days

pumpkin

Pumpkin Day
stress awareness

Stress Awareness Day
ruby

Ruby Day
pick me

Pick Me Day
cursing

Cursing Day
hiv awareness

Hiv Awareness Day
bow tie

Bow Tie Day
ride the wind

Ride The Wind Day
me

Me Day
my little pony

My Little Pony Day