Oops, it doesn't look like 'park admissions for veterans day' is a national day..

Other days

brow

Brow Day
one

One Day
comfy

Comfy Day
bounce

Bounce Day
cuddle up

Cuddle Up Day
coffee

Coffee Day
ruby

Ruby Day
boba

Boba Day
latina equal pay

Latina Equal Pay Day
carpenters

Carpenters Day