Glass blocks make strong, attractive walls and windows that are easy to maintain and keep clean. The blocks are made of two sections of pressed glass fused together with a partial vacuum between them.

Size the trench so there's enough room for the retaining wall block and at least 8 in. of space behind it. Excavate deep enough to completely bury at least one full course, including space for 6 to 8 ...

Dear James: I’m planning a veggie garden on my sloping lot so I need a retaining wall. I have used timbers before, but blocks might hold up better. Which method do you prefer? -- Steve W. Dear Steve: ...

When some design trends go out of style, they stay that way. Others come back around eventually, including the glass block ...