An eco-friendly couple plans to build a timber frame, straw-bale cabin in a heavily wooded forest of Maine. But when winter comes early, the already difficult build nears impossible as single-digit temperatures threaten to end the dream before it even starts.

Montana for Earthship enthusiast Jeff Saad. Michael and his crew battle nature and time to try and complete this amazing house on Building Off the Grid.

A young couple sets out to create their dream treehouse in Northern GA.

Laura Williams is on a mission to build an off-the-grid home in the desert outside of Tucson, Arizona. Together with a group of volunteers, she’ll build an earthen three-dome home completely by hand. The team battles a steep learning curve and Mother Nature in a race to finish before the scorching Arizona summer arrives.

A husband surprises his wife with a vacation home built on a rock quarry.

A family building a dovetail log cabin races to beat the elements.

A family builds an off-the-grid farmhouse in the Wisconsin countryside.

In Ohio, two brothers build a high-end, off-grid vacation home on their family's cattle ranch.

A family builds a forever home on 46 acres overlooking the Smoky Mountains.

A young man builds an off-the-grid home on family land in rural Illinois.

A couple races to finish a modern, off-grid lodge overlooking the south shores of Lake Superior.

A couple plans to build their home out of straw bales in the desert.

In an effort to spend more time with their kids, a couple sets out to build a treehouse in remote Maryland.

A nature-loving architect builds a modern California cabin that rivals the views of nearby Big Sur.

Two outdoorsmen build an off-the-grid hunting cabin in southern Colorado.

A couple builds a rainforest retreat within the edge of an active volcano on Hawaii's Big Island.

Two brothers want to build a yurt that can survive the harsh Maine winter.

A family builds their own underground home in the hills of Virginia.

A couple heads to Arkansas with their kids to build a mountain getaway.

Friends and natural builders set out to construct a family adobe dome home.

A Colorado couple attempts to build one of the most energy-efficient homesteads in the state. Mother Nature and bleeding edge technologies give them a run for their money as they race to complete their high-end alpine lodge before winter hits.

A couple teams up with experts to create a dream glamping experience.

A young family builds an in-earth cavern in the mountains of North Georgia.

A family attempts to build a 400-square-foot cabin situated on a small island in Northern Idaho; access to the property is limited, and rough waters make it difficult to bring materials in; it's a race to the finish as winter hits the island early.

A couple wants to build a country cottage on the remote family farm.