Heimo stalks his best hunting grounds and Tyler tracks caribou as the pressure is on to get a big kill before the harsh Alaskan winter takes hold. Charlie inspects his traplines but damage from summer wildfires puts his season in jeopardy.

Embarking on a new season of saving homesteads in peril, the Raneys look back on some of their most ingenious builds, unpacking their techniques and examining the off-grid financial savings before revealing the all-time fan-favorite build.

Toxic land plagues this Kentucky homestead, so the Raneys must build the Rains family a hillside garden, turn a cave into a goat fortress, and find uncontaminated water deep underground.

Stranded on a cliff in their RV, amputee Jeff Tatsch and wife Carol need a livable home, water, and a place to grow food, so the Raneys build an entire cabin from scratch on solid ground and harness a source of water from a natural spring.

Marty embarks on an ambitious, off-grid hydropower system after Tennessee storms obliterate the Reathifords' power source while Matt creates a meat smoker, but a surprise accident leads to a construction site injury for one of the Raneys.

The Raneys create their first-ever self-automated homestead in the fierce Alaskan wilderness to function while firefighters Kim and Casey Boespflug are away on duty.

A dangerous request from the Smith family in a Missouri flood zone forces the Raneys into the homestead challenge of their lives as they build a dam and plan an entire cabin move. To save the family's business, Matt embarks on a knife shop remodel.

The Raneys must move an entire cabin into the flood zone as Marty's dam is put to the test. A surprise arrival of chicks means Misty needs a clever upgrade for a ravaged chicken coop. Matt crafts a knife blade in the Smiths' newly improved foundry.

Marty helps Oregon homesteaders April and Mike Kondash build a barn, Misty creates her first-ever subterranean garden, and Matt finds a humane approach to a mysterious predator threat.

Threatened by an approaching wildfire, Stuart & Toni Rinker need a quick solution to their failing Idaho homestead. The Raneys plan to fire-proof the cabin and build a firebreak, but will Stuart's opposition jeopardize success and their lives?

A homestead in serious danger of a raging California wildfire prompts Marty to clear cut surrounding trees and create an evacuation ark for the Grants' livestock while Matt devises a unique layer of fire protection to save the home from destruction.

Marty takes on a risky first-time build - a huge diverter trench to deflect the torrents of storm water devastating the homestead of musician Lou and his wife Stacey. But with a huge storm forecast, no one can predict if this rescue will succeed.

Shocked to find a bear den near the Counter family's Colorado homestead, the Raneys build an old school root cellar and innovative greenhouse and attempt to inspire two off-grid reluctant teenage sisters to help bring their father's dream to life.

A day in, Marty is hit with a bombshell -- the old well he's come to fix has already claimed a victim. To set the Dagues on a path to self-sufficiency, the Raneys try to deliver long-term water, protein and power sources.

The Raneys return to Alaska to find their homestead in disrepair. Their wooden tram supports were destroyed by beetle kill, and they need a water source and firewood. Then they must deal with fallout from an earthquake.

In Alaska, the Raneys turn a homestead on the verge of going up in flames into a golden opportunity. Later they race to Louisiana to protect a family under threat of vicious storms, black mold and feral hogs.