Oops, it doesn't look like 'park celebrates international cheetah day' is a national day..

Other days

bow tie

Bow Tie Day
nail polish

Nail Polish Day
ask out your crush

Ask Out Your Crush Day
blanket fort

Blanket Fort Day
chocolate milkshake

Chocolate Milkshake Day
me

Me Day
fiancee

Fiancee Day
kiss a ginger

Kiss A Ginger Day
eat what you want

Eat What You Want Day
promposal

Promposal Day