Did you know that every Saturday and Sunday through December 20, there's a scuba-diving Santa Claus at the Seattle Aquarium? It's true! Check out these exclusive "backstage" photos…

Heyyyy, its SANTA!
Heyyyy, it's SANTA! Kelly O

This is Capt Carl, getting help with his boots.
This is Capt' Carl getting help with his boots. Kelly O

They have to add weights to Santa, to help him sink underwater.
They have to add weights to Santa, to help him sink to the bottom of the tank. Kelly O

So. Much. Gear.
Scuba Diving Santa needs… So. Much. Gear. Kelly O

So much gear…
Don't forget the oxygen! Kelly O

When is the last time you saw Santa put on flippers?!
When's the last time you saw Santa putting on flippers?! Kelly O

Ready for the kiddos down at the bottom of the tank.
Ho Ho Ho, and ready to go. Kelly O

Ready to dive under…
That water is cold, and full of fish! Kelly O

SWIM, SANTA, SWIM!
SWIM, SANTA, SWIM! Kelly O

Oh, look who suddenly floated down the chimney [of the 120,000-gallon viewing tank]
Oh, look who suddenly "floated" down the chimney [of a 120,000-gallon viewing tank!] Kelly O

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Now its time for holiday stories… about fish!
Now it's time for holiday stories… about fish! Kelly O

Ill take Underwater Diving Santa, before boring ole Department Store Santa, ANY DAY. Thanks Capt Carl and the Seattle Aquarium.
I'll take Underwater Diving Santa, before boring ole Department Store Santa, ANY DAY. Thanks Capt' Carl and the Seattle Aquarium. Kelly O

Read more right here.