Jeff Bushaw plans to fly his family to safety following the eruption of the Yellowstone supervolcano; Allen and Franco have built sustainable food production systems in preparation for worldwide food shortages; John Adrain has invented numerous security gadgets to turn his estate into a technological fortress safe from a wide range of disasters.

Prepping for an economic collapse, Jeff is converting a decommissioned missile silo into the perfect bug-out getaway. But that's not all Jeff is focused on. With an online dating profile, he is also searching for a special someone who can share his love for prepping. We'll see Jeff, a bachelor on the lookout for love, not only work on his bunker, but also go on multiple dates to find his prepper mate. We also meet Doug, who lives in the mountains of Tennesse and is known by locals as "Rockman".

To protect his family from Doomsday marauders, Rob is devising the ultimate booby-trap system. He's securing his Texas property's perimeter with an elaborate system of alarms, traps and defense mechanisms. In Tenn., Greg is preparing for a financial catastrophe by building an invisible tree house where he hopes to be safe from looters. If the build goes as planned, his family will have a tree house 12 feet into the forest canopy, with mirrored paneling and a stockpile of food, water and ammo.

Chuck Vessey fears that an electromagnetic pulse will take out the power grid near his Texas home. He's concealing his goods in intricate spots around his house and building a wind turbine to generate electricity. Lisa Roulette preps for global climate change and teaches her sons the ways of living off the land. Tom and Beth Tailer prepare their land and community in rural Vermont for massive oil shortages by engineering a seemingly indestructible eco-dome shelter.

Outside of Fort Worth, Texas, Vietnam veteran Richard Huggins is preparing for a nuclear strike by a terrorist state, a concern he believes is amplified by his proximity to the defense production hub of Dallas-Fort Worth. Meanwhile, in rural Colorado, Dr. Dave, his wife, Dee, and their young daughter are prepping for a possible solar flare that could lead to widespread illness and death due to lack of medical care.

Follow three New York preppers as they plan their bug-out to escape destruction from natural disasters.

Former firefighter medics John and Kelly are motorcycle riders living on a prepping homestead in the mountains of Virginia in preparation for a total economic collapse. Frank, who owns a construction company in Maine, spends his golden years flying his private plane and preparing for the upcoming economic collapse. Finally, we meet mobile prepper Brian as he prepares for his fear: a terrorist attack.

Meet two Tennessee families who are both preparing for an earthquake in the New Madrid Seismic Zone. David Mays believes all roads and bridges leading out of his neighborhood will be destroyed, so he's devising the ultimate Doomsday drone fleet. Meanwhile, 100 miles away, do-it-yourselfer David Nash is building a geodesic dome -- considered one of the most stable structures on earth as it eliminates the need for load-bearing walls -- that will house his family during the earthquake's aftermath.

Doomsday Preppers visits the household of Amanda Bobbin, who began prepping after being warned in her sleep of imminent danger. These days Amanda and her husband Scott spend their time hidden away in the mountains, where they practice sustainable living to prepare themselves in the event of a comet hitting the earth's atmosphere.

Bruce Beach a lifelong prepper is focused upon nuclear wars and saving children in his 42 underground buses; Jeremy and Kelly, are concerned parents in Salt Lake City, preparing for the collapse of society due to peak oil depletion; Bradford Frank of San Diego, California works around the clock in case of a worldwide pandemic that will end life as we know it.

While many preppers believe defense is the best strategy for surviving a Doomsday scenario, one family in Tacoma, Wash., is banking on a good offense. Tyler, his wife and his cousin have assembled a group of like-minded, would-be marauders from their neighborhood in preparation for a catastrophic domestic terrorist attack. They have only six months' worth of food because they plan on taking what they need in order to survive — and to stay safe, they're developing the ultimate suit of armor.

For Mike Mester, civil unrest is just round the corner and he is getting everyone ready; Colorado computer programmer Preston White has collected over 11,200 types of seeds and plans for biosphere living in a Fukushima radiated future while friends Shane and others provide supportive help; Riley Cook spends his days supporting the prepper society building underground structures.

Barry, Pink and Cole have the ultimate urban underground foxhole right in the garage. Hooray! one if the best we have seen; Steve Pace a hometown survivalists is ready to take on long term electric failure; Carolina resident Laura Kunzie has concerns to a rapid airborne flu outbreak and is preparing so.

Martin Colvill lives on the road with his wife as a "survival trucker" and looks to prepare for the upcoming economic collapse; Donna Nash is prepared to quarantine all her family members to protect against a global pandemic; Kevin O'Brien is concerned about losing his home due to rising sea levels created by global warming or a polar shift.

An economic collapse could mean total chaos for the U.S. -- looting, riots and civil unrest are top concerns. In Washington state, Steve works with a stern hand to prep his family for the potential threat. South Carolinian David Appleton is a comedian, but the idea of a devastating earthquake is no joke to him. His job doesn't always pay the bills, so David must Dumpster dive to find supplies to make a DIY camouflage net to hide his preps.

In Texas, Kenny and his wife Connie are preparing for a civil war. With defense as their ultimate concern, they're building a fortified bulletproof rooftop command center. In Maryland, Kevin is prepping for an EMP attack. Kevin is very protective of his close-knit family, including his three pregnant daughters. Their survival plan relies on a customized 15-ton bunker buried 20 feet underground and stocked with baby supplies and doomsday essentials

A single dirty bomb could cause massive chaos. Tom Perez is prepping for a terrorist attack and suspects it's only a matter of time before one gets through our defenses. He has not worked in 12 years because he spends most of his day prepping and spends much of his family's yearly income on preps.

On their 53-acre property, Jane and Rick Austin prepare for an electromagnetic pulse disaster by disguising a greenhouse, food forest and gray water recycling system in what appears to be overgrown underbrush. Jim Lebus is prepping for an earthquake that he fears will paralyze the West Coast. In Virginia, a band of teenage boys, led by 16-year-old Jack Houston, join forces to test their wilderness survival skills.

Meet Mike and his girlfriend Freda, a descendant from “Devil Anse Hatfield,” the leader of the Hatfield Clan. The couple lives in the deep woods of Virginia, and fear that the current political tensions and economic unrest will lead to a world war. Next, we follow Mike Adams, in Oregon, who is anticipating a terrorist attack. Finally, we profile Joe, a nonconformist living in the backwoods of Kansas, who has already given up on modern living.

Not all preppers are relying on their nuclear family to survive the end of time; to some, creating a tight-knit community of like-minded individuals is the difference between death and survival. Guided by his intuition and his Apache heritage, a prepper known as “Snake Blocker” is convinced a coming economic collapse will result in social chaos.

Meet Jimi Falcon, who is prepping for a potential World War III. Jimi built his home to withstand the extreme climate of Montana. Next, meet Cindy Stewart, who began prepping for a foreign nuclear attack on the U.S. following the Sept. 11 terrorist attacks. Cindy uses her taxidermy skills to create camouflaged IEDs. Lastly, get a close-up look inside Rod Godfrey's military-style command and control center he built in his home to protect himself from apocalyptic superstorms.

John Major has gone to the extent of moving his family to Idaho for a better more natural lifestyle; Janet Spencer an author in Montana decided because of her location to prepare for any "unnatural" event; Jack & Jackie Jobe, although new to prepping have done quite well for their future survival.

The five basic principles while preparing for a cataclysmic event are food, shelter, safety, evacuation, and practice.

Paul Range and friends prepare for a "polar Shift"; In California Christopher Nyerges demonstrates urban jungle survive skills in the event of a massive earthquake; Deep in the heart of Houston, Texas Megan Hurwitt hopes to survive on her own after the all the oil and gas runs out.

Jerry McMullin, a retired risk assessment analyst, has put millions of dollars into his safe house. In case of a biological attack, Jerry has built an ultraviolet radiation chamber intended to disinfect the contaminated population, and will use solar panels and wind turbines to sustain power inside the safe house. The Jackling family will do everything in their power to protect their home and family from a wildfire they fear will ravage their Californian community.

Texas prepper "Dr Wayne" bases his doomsday fears on a Chinese financial takeover and he has prepared many ways to survive these events; John & Cristina Sellers, are both hardworking Americans who want to protect what they have; Jason & Tanya have done their homework on how life and prepping can happen on a budget.

At some point, we've all wondered what will happen to our economy. Jay Blevins has probably thought about it more than most. He is a former law enforcement officer who is preparing for a global economic crisis. He fears that social unrest will erupt and has found creative ways to protect his family, including his own recipe for homemade pepper spray.

n Georgia, Mark believes that the U.S. is under the threat of foreign occupation, specifically by Russia. He's building a modern Trojan horse in order to infiltrate a potential enemy base undetected. In Texas, Joe is preparing for a cyberattack to take out the country's telecommunications system. His current projects include a post-apocalyptic schoolhouse to be used to educate children if the government collapses after disaster and "gyro-copter" in order to maintain aerial dominance.

Some preppers believe in safety in numbers -- as is the case for Jeff Mann, who leads "the Colony," a community of 25 preppers unified with the single purpose of surviving doomsday. Watch as he prepares his son, Colten, to take the reins by having him hunt down live boar in the Florida swamps and builds the Colony's very own gallows -- an important message that there are laws to be upheld, even in times of chaos.

James Patrick Douglas a man of the land in Maine shows off many needed homestead techniques to the viewers based upon overpopulation fears; Larry Hall the survival underground missile bunker builder invests in making sure his and other families are safe during any event; Becky Brown a gorgeous yet very inventive prepper (Grab n Go Food Storage) is making sure she and others are ready for martial law.