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.

Mark Smith builds an off-grid modular home perched high on a cliff off the coast of Vancouver, Canada; the pressure is on as even the smallest mistake can result in the home tumbling 85 feet down into the ocean.

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.

Novice builder Danny Clark attempts to construct a 600-square-foot stone cabin in Vermont’s White River Valley; the home is sure to be a true work of art, but his inexperience, the harsh winter and the unusual architecture push him to his limits.

A couple constructs an upcycled off-grid homestead deep in the sprawling South Carolina islands; plans for the catamaran-style home include a luxury yacht aesthetic, but the couple must build during hurricane season to meet their deadline.

An adventurous couple builds a home with self-sustaining features near the Ozark National Forest. And while they both have renovation experience, building on the dangerous mountainside terrain in a location plagued by flash foods will be a challenge.

A group of off-grid-living enthusiasts come together to build a 300-square-foot bungalow. With a variety of eco-friendly features, including a solar-powered water pump, this house is a welcome addition to the environmentally friendly community.

Peter and Ashley Jensen build a sustainable straw bale panel house in the Hudson Valley -- the first of its kind in the States. With only three months to work, the race against nature is as they attempt to finish before the East Coast winter sets in.

A father-son duo builds an off-grid home in Montana's Flathead Valley. The 720-square-foot stick-frame home takes advantage of the mountain winds using a wind-turbine generator for power and features plenty of upcycled materials from the surrounding area.

A mother-and-son team pulls up stake from the crowded confines of Orange County to build an off-grid family commune outside Keaau, Hawaii. With the help of skilled aircrete instructor, the duo overcomes a learning curve to make a dream come true.