Rundetaarn, or the round tower, is the oldest functioning observatory in Europe and the view from the top is unmissable.
It's the happiest place in the world.
Eating (huge) danish pastries whilst watching the changing of the guard.
Breakfast served tapas style (see pic above).
How flat it is. No wonder everyone cycles everywhere!
Don't go in November - Tivoli Gardens will be shut. No prizes for guessing how I found out.
What did I miss? Help others by leaving a comment below!