Yesterday I posted a picture of Berrington Hall with a ha-ha in the foreground. It looked quite small in that picture but this is a close-up. A ha-ha is there to provide a barrier for grazing livestock but the important thing, and the reason for it's name, is that from the 'big house' you can't see the ha-ha. The grass looks to be continuous. Oscar is (unintentionally) demonstrating just how high the ha-ha is
