100 Canadian dollars picture . Many shops, mainly small ones, in Canada will not accept 100 $ bill out of fear that might be fake one.
Here is picture of 100 Canadian dollar note under fluorescent light. This is how real note should look.

New Canadian 20 $ note.

Here is twenty Canadian dollars note. Just like with ten dollar note if leafs and number twenty on "silver" stripe on left side od the note are not changing colors when looking at it from different angles than note is fake.
And here is same side of twenty dollars but under fluorescent light. Quite interesting.

Canadian Paper money

This is used Canadian ten dollars note. Colors of the number 10 and maple leaf on the stripe on left side of the note are changing depending on angle at which the light is falling on it. Click on picture to enlarge it.

Here is the same side of ten dollar note under fluorescent light . Some of safety feature are visible under normal light ,like water stamp, but some are visible only under fluorescent light.