The Seldens enlist the help of Tyler's entire family to build their forever-home, and learn they're living his father's dream.

Edna and Heimo see off Krin and Colby after only a week together in Alaska. It's been a bitter-sweet trip.

The staff travel to Colorado Gators and Reptile Park to address an infected arm of a 500-pund gator. However, getting an alligator immobilized is immensely difficult.

Verging on desperation, Charlie finally spots a moose to stalk; and that moose sounds less than pleased about it.

Facing the bitter cold and a lack of snow, pregnant Ashley and Tyler are cooped up inside their tiny cabin, patiently awaiting their third family member.

Brother and sister Daniel and Susan Hayden return to their parents' former cabin on the lake, which served as their childhood home.

Ashley's midwife ventures out to the Seldens' cabin for a check-up. It's the first time Ashley and Tyler will be able to hear their baby's heartbeat.

Rhonda and her daughter, Coleen, visit the cabin where Rhonda grew up.

On their way to their new cabin, the Lewis family spots mammoth tusks on the riverbank.

Heimo finds a flock of ducks while hunting on the refuge.

Bob takes his daughter, Talicia, to his cabin for the first time in 20 years.

Ray, Cindy, and their daughters finally arrive at their old cabin.

In this digital exclusive, see Bob build the boat he uses to take his daughter, his dog, and himself back to the refuge.

Ashley explains the importance of getting a moose while showing off their stash of dehydrated veggies.

All of the Korth daughters have landed to help their parents prepare their newest cabin!

Bob reflects on his daughter's strength as they unpack.