A look back at the big moments, famous people and faraway places covered in the show’s five decades on air.

(Originally Aired: Sunday Dec 03, 2017)

The new head of household takes power and nominates two house guests for eviction.

(Originally Aired: Sunday Jul 01, 2018)

1ST SEASON FINALE – SPECIAL TIME

(Originally Aired: Sunday Jul 01, 2018)

After a nuclear incident, the secret of the asteroid becomes public, setting the world on a dangerous course; Darius, Grace, Liam and Harris must adapt to new roles in an ever-shifting landscape of fear and civil unrest.

(Originally Aired: Monday Jun 25, 2018)

A man dies in a shooting incident after tempers flare in a confrontation in Montana’s Glacier National Park.

(Originally Aired: Friday Jun 10, 2016)

A variety of acts perform for the judges.

(Originally Aired: Tuesday Jun 26, 2018)

Harlee questions her own sanity as Wozniak keeps secrets from those closest to him; Loman intimidates a witness.

(Originally Aired: Sunday Jul 01, 2018)

For a number of familiar faces, a new, well-established community seems too good to be true.

(Originally Aired: Sunday Oct 30, 2016)

While searching for a missing Alexandrian, Rick and his group encounter a mysterious collective, its inhabitants unlike any they have come across.

(Originally Aired: Sunday Feb 19, 2017)

Desperate to escape Angelville and his family, Jesse attempts to forge an unlikely alliance with a familiar adversary.

(Originally Aired: Sunday Jul 01, 2018)

(Originally Aired: Sunday Jul 01, 2018)

Candiace and Chris get marriage insurance in the form of a pre-nup; Ashley decides to give Michael a surprise; Karen and Gizelle try to work things out over lunch; tired of all the fighting, Monique decides to plan a trip to France.

(Originally Aired: Sunday Jul 01, 2018)

SERIES PREMIERE

(Originally Aired: Sunday Jul 01, 2018)

With two weeks left, the cast is down to the wire, and JD has no more time for excuses; seemingly everyone is getting their act together, but an unexpected change to production leaves the entire cast stunned and upset.

(Originally Aired: Sunday Jul 01, 2018)

(Originally Aired: Sunday Jul 01, 2018)

The remaining survivalists embark on several dangerous hunts to secure protein and prepare for their arduous journey to extraction; with insider facts and bonus footage.

(Originally Aired: Sunday Jul 01, 2018)

Brutal injuries and life-threatening illnesses bring an early end to the 40-day challenge for the elite survivalists; the survivalists reflect on the moments when everything began to go wrong; includes never-before-seen footage and interviews.

(Originally Aired: Sunday Jul 01, 2018)

The weak, divided group gets a much-needed victory when the hunters score a kill; to finish the challenge, the survivalists must complete a brutal extraction across deadly killing fields of lions, crocodiles and leopards.

(Originally Aired: Sunday Jul 01, 2018)

Four dough throwers compete in a pizza playoff; cooking decadent pizzas featuring high-priced topping and low-priced cheese; making a guilty pleasure pizza with bare hands.

(Originally Aired: Sunday Oct 29, 2017)

Guy asks the chefs to create an over-the-top bacon dish; next, the chefs must create gourmet swine dining on a bare-bones budget; the two remaining chefs must transform the ingredients from a bacon and egg sandwich into a high-end dinner.

(Originally Aired: Wednesday Mar 07, 2018)

The tables are turned on the contestants when they learn they must judge themselves; People magazine editor-in-chief Jess Cagle splits the finalists into two teams to judge and evaluate mentors Bobby Flay and Giada De Laurentiis on their own dishes.

(Originally Aired: Sunday Jul 01, 2018)

Chef Fernando Darin brings his international flair to his culinary contest with Iron Chef Geoffrey Zakarian; Anya Fernald and Lolis Eric Elie determine if either chef chokes.

(Originally Aired: Sunday Jul 01, 2018)

Blanca is forced to reconnect with her estranged siblings after the death of her mother.

(Originally Aired: Sunday Jul 01, 2018)

Blanca is forced to reconnect with her estranged siblings after the death of her mother.

(Originally Aired: Sunday Jul 01, 2018)

Busy chocolatier Charlotte has left helicopter mechanic James at the altar three times. Now, she somehow has to find a way to prove to him that she really does want to marry him.

(Originally Aired: Sunday Jul 01, 2018)

After a series of unfortunate events, Sam and Cassie have to accept that their wedding might not be as perfect as planned; in light of her almost-romance with Phil, Abigail’s quest to put down roots lands her a new job as the mayor of Middleton.

4TH SEASON FINALE

(Originally Aired: Sunday Jul 01, 2018)

Rose is tested for AIDS following the revelation that she may have received a tainted transfusion.

(Originally Aired: Saturday Feb 17, 1990)

Rose’s childhood love (Eddie Bracken) reappears and vies with Miles (Harold Gould) for her attention.

(Originally Aired: Saturday Feb 24, 1990)

Mike and Frank roll up on a coin-op empire ruled by sisters ready to rumble for every penny.

(Originally Aired: Monday Jul 24, 2017)

After a mammoth pick on a 25-acre homestead, Mike and Frank comb through the largest collection of sideshow memorabilia they’ve ever seen.

(Originally Aired: Monday Nov 21, 2016)

The city of Detroit goes from the engine of American capitalism to a city of ruins that is now on the cusp of a rebirth; Detroiters recount the stories of their relatives who helped build the city and the country.

Mike and Frank find an important part for a $1 million car.

(Originally Aired: Monday Jun 11, 2018)

A former Navy officer’s girlfriend is kidnapped, and demands are made for classified intelligence; Deeks accidentally breaks one of Hetty’s rules.

(Originally Aired: Tuesday Oct 22, 2013)

When a 15-year-old hacker compromises missions, Callen goes under cover at a prestigious high school.

(Originally Aired: Tuesday Oct 29, 2013)

Zoe Chow hires Shade and Angie to find out who broke into her apartment.

(Originally Aired: Thursday Jun 01, 2017)

The team must alert Homeland Security when they uncover a threat to a Los Angeles-based train during a murder investigation.

(Originally Aired: Tuesday Nov 05, 2013)

Investigators believe a young woman left of her own accord, but her mother is convinced that someone close to her is hiding a big secret; a two-year search for the truth brings investigators to the backyard of a historic location.

(Originally Aired: Sunday Jul 01, 2018)

A mysterious illness strikes a newly married electrician, and his condition gets increasingly dire as doctors search for answers; it will take a scientific breakthrough to solve this burning mystery and catch a cunning killer.

(Originally Aired: Sunday Jul 01, 2018)

The investigation into a missing mechanic sends Texas authorities on a wild goose chase that ceases at a dead end, until years later, when a new tip heats this cold case to a boil.

(Originally Aired: Sunday Jul 01, 2018)

Investigators believe a young woman left of her own accord, but her mother is convinced that someone close to her is hiding a big secret; a two-year search for the truth brings investigators to the backyard of a historic location.

(Originally Aired: Sunday Jul 01, 2018)

After Hip Hop artist Tupac Shakur is gunned down in a drive-by shooting, Las Vegas Homicide Detective Wayne Petersen’s investigation takes him deep into the Compton gang scene.

After hip-hop artist Tupac Shakur is gunned down in a shocking drive-by shooting, Las Vegas homicide Detective Wayne Petersen’s investigation takes him deep into the Compton gang scene.

The life of rap star Notorious B.I.G., from his upbringing in Brooklyn to becoming a mega-superstar and getting murdered.

In the late ’80s, L.A. rap group NWA rocks the world with its brutal, violent music about racism and police brutality; known as the most dangerous band in the world, the band’s first album, “Straight Outta Compton,” changes the face of rap music.

An astronomer records an unusual radio signal from beyond the solar system; FBI agents find classified documents at the home of a NASA scientist; when scientists discover strange DNA in the octopus, they examine if their origins could be alien.

(Originally Aired: Saturday Jan 13, 2018)

New technology reveals mysterious secrets buried in ancient Greece.

(Originally Aired: Sunday Jul 01, 2018)

A new discovery might reveal new clues in a mystery behind one of the most famous ships of all time.

(Originally Aired: Sunday Jul 01, 2018)

The distrustful owner of a struggling military bar spends her time spying on her staff instead of paying attention to her bottom line.

(Originally Aired: Sunday Nov 08, 2015)

A gentleman’s club in Las Vegas, Nev., is in need of some gentlemen.

(Originally Aired: Sunday Apr 22, 2018)

A couple on the verge of bankruptcy battle their stubborn, lazy son before he sinks the family business.

(Originally Aired: Sunday Jun 24, 2018)

Jon must help reignite a bar owner’s passion for his notorious East LA music venue.

(Originally Aired: Sunday Jul 01, 2018)

In an attempt to cozy up to Ruval’s mother, Desna puts together a spa day for her and a couple of young girls from his charity; Quiet Ann gets a surprise visit from her brother, who convinces her to attend a family dinner.

(Originally Aired: Sunday Jul 01, 2018)

In an attempt to cozy up to Ruval’s mother, Desna puts together a spa day for her and a couple of young girls from his charity; Quiet Ann gets a surprise visit from her brother, who convinces her to attend a family dinner.

(Originally Aired: Sunday Jul 01, 2018)

After leaving her all-female island for the first time, Wonder Woman (Gal Gadot) discovers her full powers and true destiny while fighting alongside men in a war to end all wars.

(Originally Aired: Sunday Jan 01, 2017)

After hearing Logan’s plan to expand to local TV, Kendall begins to plot a vote of no confidence against his father; Greg drives his ornery grandfather, Ewan, from Canada to New York for a Thanksgiving reunion with Logan.

(Originally Aired: Sunday Jul 01, 2018)

James “Ghost” St. Patrick forms a dangerous alliance with his brother-in-arms, Tommy, and his mortal enemy, Kanan; Angela is implicated in murder and turns to an unlikely ally; Tasha enlists LaKeisha to protect Tariq.

5TH SEASON PREMIERE

(Originally Aired: Sunday Jul 01, 2018)

“Wrong Man’s” team of experts and an Idaho investigator examine Christopher Tapp’s claim that he was coerced into falsely confessing to the brutal murder of Angie Dodge on June 13, 1996, in Idaho Falls, Idaho.

(Originally Aired: Sunday Jul 01, 2018)

James “Ghost” St. Patrick forms a dangerous alliance with his brother-in-arms, Tommy, and his mortal enemy, Kanan; Angela is implicated in murder and turns to an unlikely ally; Tasha enlists LaKeisha to protect Tariq.

(Originally Aired: Sunday Jul 01, 2018)

Despite the possibility of new relationships, Noah, Alison, Helen and Cole find themselves running back to each other.

(Originally Aired: Sunday Jun 24, 2018)

Noah’s attempt to teach his students a lesson in civil duty spirals out of control; Helen can’t handle Vik’s decision and goes behind his back, only to find resistance everywhere she turns.

(Originally Aired: Sunday Jul 01, 2018)

Roy’s lack of improvement puts Goldie in a tight spot; Ron catches up with Maggie; Nick helps Cassie in his quest for forgiveness; Adam and Ralph weigh their options; Amanda may have accidentally thrown a wrench into Goldie’s plans.

(Originally Aired: Sunday Jul 01, 2018)

Beth fails as a mother; Summer has body issues.

(Originally Aired: Sunday Aug 20, 2017)

(Originally Aired: Sunday Jul 01, 2018)

Miss Frizzle goes to great lengths to survive when the Magic School Bus crashes in the mountains; Harry Potter relives his golden years; Dominic Toretto gets fast and furious with the Titanic.

(Originally Aired: Sunday Feb 11, 2018)

(Originally Aired: Sunday Jul 01, 2018)

(Originally Aired: Sunday Jul 01, 2018)

Joe Pera takes viewers along on his Fall Loop, the drive he does every year on the Saturday following Halloween.

(Originally Aired: Sunday May 27, 2018)

Joe Pera attempts to show viewers how to properly dance by yourself at a co-worker’s wedding.

(Originally Aired: Sunday May 27, 2018)

In an attempt to understand Ace and Babyball’s incredible new powers, The Leptons seek the psychotic advice of Crayzar.

(Originally Aired: Sunday Apr 15, 2018)

Ace’s online obsession arouses the interest of a mysterious video game vixen.

(Originally Aired: Sunday Apr 15, 2018)

When Quagmire gets free plane tickets for a guys’ trip to San Francisco, unforeseen events put his flying abilities to the test.

(Originally Aired: Sunday Jan 08, 2017)