Over here in the tiny little Kingdom of the Oranges we do not like walls. We prefer dikes to stop so called tsunamis. We have a holy dike too. It is 32 km long and was meant to shut off the Zuiderzee from the North Sea. What it actually has done for 90 years by now. We call it ‘de Afsluitdijk’. (This piece of totally off topic information was brought to you by the Dutch Tourist Office in Amsterdam).