Question: things to do on christmas day in iceland?
Answer: Ride an Icelandic horse. Icelandic horses are short and stout, but don't you dare call them ponies! ... 
Visit a Christmas market. ... 
Get to know the Yule Lads. ... 
Eat some fermented skate. ... 
The Golden Circle and snowmobiling. ... 
Celebrate New Year's Eve with fire and explosions. ... 
Go see the northern lights.