or building a wall without mortar, is an effective way to save both money and time when constructing a stone retaining wall. Mortar is expensive, and applying it requires extra labor and skill ...

Like the name suggests, stackable retaining walls are made by simply stacking blocks together. Since you don't have to worry about using mortar ... natural stone, like quarried stone, or even ...

A city built in the hills is built on retaining walls. Take a look around. They're everywhere. Earlier this week Mayor Joe Abu-Ghannam announced that three such structures have received a joint ...