If you had even mooted the idea of building a concrete retaining wall as opposed to a natural stone one you would have been laughed out of the door several years ago. Suffice to say, times are changing. Retaining walls have always been hugely important elements of a property. They’re not just structures to “hold something back” (despite what the dictionary might tell you). Instead, they need character and if done incorrectly, they can look absolutely dreadful. This is one of the reasons why concrete has always come second best, or worse. In comparison to natural stone, this was something…