TV Guide Discovery Channel Sunday

Something happened to 16-year-old Theresa Bier in the remote forests of central California and it's one of the strangest missing person cases of a lifetime.

Jessica and Robert uncover shocking new testimonies surrounding Theresa's disappearance; an ex-girlfriend sheds light on Blind Johnny's dark past.

The search for Theresa takes a dramatic turn and an unsuspecting family's home becomes a potential crime scene; new evidence emerges.

Phil and Jess head to Alaska to investigate reports of a murderous sasquatch terrorizing the locals, and soon get more than they bargained for.

Duane and Chad return to Blind Frog with the latest tech in hopes of recovering the $3 billion treasure, only to face unwelcome new intel about the tunnel.

The team auctions a custom chopper and an old-fashioned scale; when a customer arrives with a blender, Paul challenges Delfino to a margarita-making contest.

Misty hits the course and the courts with Florida Sports Hall of Famers playing their way across Clearwater and St. Pete, Florida.

Greg Heiser makes his way to the shallow flats of Belize to chase myriad fish and fishes for bonefish, permit and snook off the coast of Placencia.

The crew auctions off a Mercedes and an Edison Morning Glory Phonograph; the Garretts bring in a display that commemorates a noteworthy boxing match.

Major league RV-DIYers Peter and John share their RVing history and personal story. Next, meet Kim Wallace, the brains behind the Quartzsite RV Show.

The team puts a scrimshaw collection and a Rolls-Royce Silver Spur up for auction; a lieutenant colonel comes to the auction house to reclaim his dress sword.

Only 48 hours remain until the bid deadline, and Jared and his crew race to stack high-dollar cedar before the buzzer rings.

Cameras return to follow the Hoffman crew as they confront new obstacles and challenges during their mission to excavate gold from the northern wilderness.

Craftsman and survival expert Marty Raney digs a diverter trench to deflect the torrents of storm water ruining the homestead of a musician and his girlfriend.

The Raneys overhaul Kevin Tubbs' faulty electrical system, as well as fabricate the first hydro-electric wheel on the Little Susitna River.

An expert homesteader, with the help of his daughter and son, attempts to teach families trying to live off the grid how to do so.

The Raneys rush to rescue a lone Montana homesteader, and with winter bearing down upon them, they must quickly secure shelter, water, and food.

Hundreds of cameras captured a rare tornado outbreak in 2023 as it struck Rolling Fork, Miss., and Little Rock, Ark.; a twister hits Lewistown, Ill.

When a rare bomb cyclone rocks Buffalo in December 2022, hundreds of eyewitnesses film unprecedented blizzard conditions; one woman saves a freezing man.

Hurricane Helene barrels north into Appalachia, with 30 inches of rain; as hundreds of cameras capture massive flooding & mudslides.

Hurricane Ida slams the Louisiana coast in 2021, eyewitnesses film harrowing encounters with tornadoes and flooding all the way to New York City.

After hitting Category 5, Hurricane Ian slams Florida's Gulf Coast with 150 mph winds and a storm surge that sweeps away homes.

When a rare winter supercell hits Kentucky, cameras capture the unfolding disaster as a powerful EF-4 tornado devastates Mayfield.

Cameras capture chaos and heroism as residents attempt to rescue loved ones and flee from the January 2025 Los Angeles fires.

Lobster season explodes on the Maggie, no quotes, no mercy. It's a rat race on the water, with every trap chasing a make-or-break payday.

After hitting Category 5, Hurricane Ian slams Florida's Gulf Coast with 150 mph winds and a storm surge that sweeps away homes.

When a rare winter supercell hits Kentucky, cameras capture the unfolding disaster as a powerful EF-4 tornado devastates Mayfield.

Cameras capture chaos and heroism as residents attempt to rescue loved ones and flee from the January 2025 Los Angeles fires.

Lobster season explodes on the Maggie, no quotes, no mercy. It's a rat race on the water, with every trap chasing a make-or-break payday.

The miners must act quickly as the seasonal change is upon them; Vern makes a lucky find; Shawn's site begins to freeze over; Joe is without his best diver.