This theme connects all Norwegian banknotes.
What is the sea.
What makes the 1 and 5 kroner coins different from others?
They have a hole in the middle.
It is the highest value banknote in Norway.
What is NOK 1 000.
This bird is on every Norwegian banknote as a watermark.
Hint: There is no such bird in Estonia. Because of it's appearance, the bird has also been called the clown of the sea.
What is Atlantic puffin (lunn).
Background: On the previous banknotes (1994-2020) there were in the front well-known Norwegians and in the back something related to the person (as we had with Estonian kroners).
Question: This person was on the highest value of the previous banknote.
Hint: There is a museum of his creation located in Oslo.
Who was Edvard Munch.