It is not a Ha-ha unless it finishes at a sudden drop...it certainly isn't a !Ha !Ha....so it must be a He,he...or a Ho... Ho!And should be decorated accordingly at Christmas!!
The lane runs along the bottom of the ha-ha - the ground level of the northern side is about 3 metres higher than on the southern side.
You are doing it again...
In my opinion, the right spelling is on the last photo, unless there is another meaning that has been lost through the ages. Maybe it's what people said after hearing the prêche.
So the impasse is correctly named on the Preuilly wall... shurely?
Tim - not enough punctuation for my tastes. I would have a combination of all 3: Impasse du !Ha!-!Ha!
These two links explain everything:http://en.wikipedia.org/wiki/Ha-hahttp://fr.wikipedia.org/wiki/Ha-ha
It's in Wikipedia so it must be true.