Q. Can you tell me how to build a retaining wall? Are retaining wall blocks a good choice? What critical things do I need to know so that I don't have a collapse or other failure in the years to come?

Retaining walls are hardscaping heroes, making challenging locations more workable and preventing erosion in your outdoor space so it stays safe. In sloped backyards, retaining walls are especially ...

For a freestanding wall, a dry stack should not be any higher than about 24 inches above grade to maintain stability, Kennen said. When using a stone product as a retaining wall, it's important to ...