The Barnwood Builders work close to home to salvage a barn in Alderson, WV.

In Alabama, the team faces obstacles transforming a ranch house by a lake.

Mark and the crew salvage their first-ever cabin built by Finnish settlers.

The Builders convert a massive timber-frame barn into a wedding venue.

The team saves a legendary fort dating back to 1775 in Lake Lure, NC.

A museum in Townsend, Tenn., enlists the Barnwood Builders to restore a 19th-century gunsmith's cabin to be the centerpiece of an exhibit; after repairing the timbers, the team faces the challenge of stacking them flush with a 9-foot ceiling.

Mark challenges the guys to create a new system of notches to build a timber frame; the new notches are put to the test alongside salvaged floorboards used to design massive trusses.

"The Barnwood Builders" return to Lake Lure, N.C., to rebuild Russel's Fort, a historic 1770s log cabin they salvaged months before; the fort now has a gorgeous view of the lake, but the build is full of challenges.

The crew travels to Wise, Virginia, to save a stunning log home dating back to the 1860s; the Appalachian icon has been in one family for four generations, so Mark and the guys must salvage everything they can.

The builders battle extreme weather in Sacramento, Ky. to save a cabin built in 1853.

The Barnwood Builders travel to Ripley, W. Va. to take down a quintessential log cabin; Mark inspects cabins in need of repair for the nearby farm museum; the guys visit Ryan's old high school.

The builders travel to Flintstone, Md. to save a unique double pen bank barn dating back to the 1800s; the clients are young homesteaders on a mission to restore the land back to its original glory