Oops, it doesn't look like 'park land on the same day' is a national day..

Other days

embarrass your best friend

Embarrass Your Best Friend Day
self appreciation

Self Appreciation Day
latina equal pay

Latina Equal Pay Day
kiss a brunette

Kiss A Brunette Day
slime

Slime Day
tell ur crush you like them

Tell Ur Crush You Like Them Day
me

Me Day
boy friend

Boy Friend Day
donate your hair

Donate Your Hair Day
ormille

Ormille Day