Retaining walls can’t be that difficult to build, right? All it is is a bunch of blocks stacked on top of each other, a skill we all master as toddlers playing in our grandma’s living room. We see them everywhere, most of the time we continue with our lives without even noticing them. Matter of fact, most of us will never need to think about retaining walls until your spouse sees that really neat landscaping job across town and wants your back yard to look the same as that one. Well, when that happens, remember these tips: