My wife and I were walking along the beach the other day and came across the fine example of sand castle construction. It was built by a father-daughter team who seemed to be having a blast. Take a look:
I give them an “A” for creativity and an “A+” for execution. That ball on the top is a nice touch.
Bon dia.
The Bent Page 
That is absolutely amazing!, and you are right, the ball on the top really gives it that added touch!