Danielle is jealous when the guys take Mike's young nephew on his first pick instead of her. But 12-year-old Rhesa is thrilled, especially when the trio starts exploring Danny Bean's sprawling property. The pressure is on. And with junk piled to the rafters, and with expert tips from Mike and Frank, Rhesa dives in to prove his mettle. Later, after a ferry ride across Lake Michigan, the guys visit packrat Tim and his 10,000 square feet of junk. And although he says he wants to make room for his grandkids, it doesn't seem like he's ready to part with anything. And finally, the guys scour a 14-bedroom 1890s home and barn that used to belong to a famous opera singer. There's plenty of old stuff on the sprawling property. But are there any treasures hidden among all the vintage junk? Meanwhile, back at the shop, it's payback time for Danielle.

The guys head to Michigan hoping to strike automotive gold in the heart of the America's car capital. Clearing the contents of derelict storage lockers, Brian's sprawling auction house is a picker's playground where Mike and Frank get junk drunk as they dig deep. The guys next meet Jim's awesome collection of original automotive advertising art. And Tony wants to thin out his collection of old car and gas station memorabilia. Hoping for a lottery-style return, Mike and Frank battle it out for a collection of motometers before uncovering two items, each with a jaw-dropping pedigree. And Mike makes a sweet deal with a museum curator to ensure that a rare piece of car history finds a permanent place of honor.

With a sprawling warehouse and overstuffed semi trailers, Kevin's New England property is a gold mine where Mike makes off with the Michelin man and then gambles on a rare collection of vintage pilot gear. A former racecar driver with an amazing collection of automotive artifacts, Big Bad Jess is a serious collector who says he's ready to sell. In Maine, Jim's barn is a sprawling Harley Davidson honey hole where the guys are tested with a mystery part that could save them some coin.

Mike and Frank get revved up about an awesome new client: North Carolina's NASCAR Hall of Fame. The curators have asked them to scour the country for relics that help tell the unique history of auto racing. But with their limited budget, they're under even more pressure to deliver. Their first stop is Tiger Tom's auto shop. The veteran racer's collection dates back over half a century and includes must-have items that changed the face of racing. Also in this episode: "Humpy" Wheeler is the former president of the Charlotte Motor Speedway, and although his attic is a gold mine, getting him to part with any of his treasures takes serious charm and a charitable strategy. Later, Billy Biscoe was in the pit crew of a NASCAR champion and has a collection of jaw-dropping artifacts that's as impressive as his stories. And, picking takes a back seat when Mike and Frank climb into a pair of vintage racecars for a drag race showdown.

What if I told you the government had proof of alien life but was actively covering it up? Millions of Americans believe in UFOs, but the government vehemently denies any alien encounters, from the infamous Roswell incident to the ultra-secretive military base known as Area 51. Finally, members of top military and aviation organizations break their silence to reveal exactly what the government knows about alien life, and what they stand to gain by lying about it.

What if I told you there's a place in Alaska that claims more bodies than the Bermuda Triangle? The Alaska Triangle--the region between Anchorage, Juneau and Barrows--has a disappearance rate sixteen times the national average, and scientists are entirely incapable of explaining why. Is it Alaska's extreme geological activity that creates magnetic anomalies causing instruments--and humans--to act crazy? Or is it vortexes--swirling, turbulent flows of energy--that are causing entire ships, planes and people to disappear without a trace? Local tribesmen, Search and Rescue workers, and the families of the missing all have their theories as to what is causing people in Alaska to vanish off the face of the earth.

Was General Patton, America's most revered four-star general, murdered? Buddy, Mac and Scott explore the mysterious circumstances behind the military icon's controversial death, noting threats made by Patton's numerous enemies. Did one of these enemies murder the General?

What if I told you that the Mafia and organized crime have taken on a brand new look that most people would never recognize? Today's mob has evolved into something more powerful, sophisticated and deadly than ever. Starting with Al Capone's notorious Chicago Outfit, Decoded traces the progression of the mob from Whitey Bulger's fearsome Irish Mafia, to today's Mexican cartels who are bringing their violent operations onto American soil, and the Cyber Mafia--online gangsters who can steal your money and identity without leaving their home. So what exactly does the new Mafia look like today, and what can we do to protect ourselves?

Every now and then a researcher will discover a historical enigma, an unproven rumor, a story with a puzzling outcome. Such encounters are an irresistible challenge for Brad Meltzer, the #1 New York Times best-selling author. What if I told you Fort Knox was empty? Buddy, Scott and McKinley travel to Kentucky to investigate the history of the legendary vault, and discover the devastating impact it would have on our economy and our pocketbooks if the gold were gone. Fort Knox has not been audited since 1974, but does that mean the government is shielding its empty pocket book from the prying eyes of the American public, or is the privacy in place to protect a different secret altogether?

In Pierre Part, Troy Landry's sons Jacob and Chase are once again operating their own boat to help their dad fill tags. Jacob is looking for new territory--and he's bringing along the Landry secret weapon...his grandfather, Troy's dad...Duffy Landry. Meanwhile, cousins Austyn and Blake are also headed toward new ground. All season, they've been filling a daily quota for their buyer Coach...but Coach has leveled a new challenge: to find a honey hole of their own that delivers big results. Junior Edwards prides himself on finding the hidden spots that no one else would think to visit. Today, he's targeting the most unlikely of all--a pool that's behind a metal dike. Veteran hunter Bruce is also forging a new road to new grounds. He's upping the odds of success, stacking the deck with very special bait: blood-injected rotten chicken.

As the sun rises on day 18, it's already 96 degrees on the bayou. Every hunter knows the heat drives the gators into a feeding frenzy. But the scorching sun can spoil hides and meat once the gators are in the boat. Troy and Clint are targeting Lake Verret to make the most of the voracious gators. Junior Edwards is also expecting a huge day. Five years ago, in 105-degree heat, he had the best day of his career. Today, he's hoping to repeat past glory. Liz and Kristi are primed to fill the boat by midday, and Liz is on the verge of her best catch all season. But soon, things turn on a dime when the swamp throws Liz a curve she never saw coming. Across the swamp, veteran hunter Bruce, Ron and Tyler are looking to cash in on the heat wave by targeting a hunting ground called "Cypress Graveyard." It's part of local lore, and Bruce believes it will deliver, but getting there is difficult--it lies at the end of a maze of canals that can confuse even the most experienced swamper.

While on a night mission, Shelby finds something that could lead to a bigger payday than he's ever seen. In Washington, Craig and Wayne plot a prank to teach Dave a lesson. In New Hampshire, personality differences between the ox loggers cause walk-offs on both sides. And on the Suwannee, James returns to S&S but steers he and Brad right into danger.

Would you believe that deer are deadlier than snakes? It's true. Turns out deer are the deadliest animal in America. In this episode we look at what kills us and why and we're on the hunt for our number one killer. What is most likely to kill us? The answer is so surprising it just might kill you.

Informational programming.

Informational programming.

Informational programming.

Informational programming.

Informational programming.

Informational programming.

Sail through the history of some of America's most venerable vessels as we chart the uncertain future of: the WWII liberty ship John W. Brown, Baltimore; the Victorian schooner Coronet, Newport; the sailing schooner C.A. Thayer, San Francisco; the Chesapeake Bay Oyster Fleet, St. Michaels, Maryland; and the cruiser USS Olympia, Philadelphia.

Could the human race become suddenly extinct? We count down seven ways in which the world as we know it could meet an abrupt and untimely end, from a mammoth asteroid strike to the eruption of a super volcano. What would happen as computers literally become trillions of times smarter than we are--would they program our mass murder? Scientists, experts, and witnesses describe these and other vividly pictured disaster scenarios, from super bugs created in secret labs to black holes that could suck earth into oblivion. Using state-of-the-art computer-generated graphics and interviews with the world's top scientists, we will leave viewers pondering humanity's place in the universe and will reveal the most terrifying truth of all--that our greatest enemy is ourselves.