The guys play What Is It; Mark McCullough and Jenn Nawada team up to help a homeowner upgrade her house's curb appeal by building a garden retaining wall. Ask This Old House is available to stream ...

A retaining wall collapsed near the back of the building, leaving behind a gaping hole. For more than a century, a building ...

The front retaining wall was made from ... walk all the way through the house,” Morse-Wilmoth says. The rest of the basement has what he describes as an “old school den vibe,” with a vintage ...