Sky History Saturday

A perfect condition 1923 Babe Ruth baseball card and a not-so-perfect condition 1930s tricycle in need of some TLC are brought into the store

A 1763 flintlock pistol is brought into the shop and Rick and Chumlee assess some screen-used Star Wars props

Mike and Avery's cross-country road trip is interrupted by an unexpected call from home. JF borrows shop space from Mike to restore a 1955 GMC truck

The actor investigates daring government operations, revealing uncensored evidence and the lengths to which elite operatives have gone to complete missions

Siblings Marty and Rick Lagina continue their search for treasure. After a terrifying collapse, the Fellowship is finally at the precipice of the Solution Channel

The Villescas family members talk with an expert about whether a spur they found could tie to the Conquistadors

In New Mexico, members of the Villescas family decide to risk everything by bringing in more heavy machinery and a full crew for one final push to find Conquistador gold

The three families arrive at the penultimate leg of their pursuit of the lost gold of the Aztecs, as they uncover the Chamber of Secrets

In Utah, the Dillmans must tread carefully to avoid triggering an Aztec water trap. The Villescas family discover more secrets beneath the Fire Pits

The guys examine a letter from Founding Father James Monroe and a promotional Playboy chair. Chum tries to reinvent himself in the image of Hugh Hefner

Corey checks out a 1972 telegram that prevents Muhammad Ali from fighting in Alaska, and a first edition copy of Oscar Wilde's The Happy Prince arrives in store

A 1957 Harley-Davidson Sportster roars into the shop, and Rick takes a look at a painting of Vietnamese Communist leader Ho Chi Minh

Rick unrolls work by Shepard Fairey, the artist that produced the famous President Obama posters. Corey and Chumlee look for a deal on a Mork figurine

The guys check out the smashed guitar of Kiss frontman Paul Stanley, Thomas Jefferson's personal copy of Jay's Treaty and a Brown Bess musket

Evidence that ties a meteor strike to a Biblical tale. Plus, the treasure-filled tunnel revealed by a sinkhole in Mexico

For decades UFO research was confined to searching the skies. However, newly declassified documents suggest mysterious submerged objects are the next field of study

Matty Blake and Tony Sampson join another hunt with the Fisher family and their team to search the waters off Florida for a mother lode of treasure connected to the Atocha

Rick and Marty Lagina turn their attention away from Oak Island, as they explore the treasure mysteries in the eerie waters surrounding Poverty Island in Lake Michigan

The crimes of psychotic doctor Marcel Petiot, who stalked the streets of Occupied Paris, using the chaos of the Second World War to his murderous advantage

A look at trafficking organisation Sinaloa and its leader El Chapo. Its success was threatened by the Tijuana Cartel and US and Mexican authorities

Actor Laurence Fishburne explores the final flight of pilot Amelia Earhart, who failed to arrive at a tiny island in the Pacific Ocean in 1937

The presenter investigates man's arrival in the Americas, in particular how they may have navigated and survived the harsh landscape

Two previous champions go head to head in a five-hour forging round making their own signature san mai blades

Previous champions face-off in a brutal five-hour challenge, where they have to pick a box and build a signature blade using whatever method is inside

The guys examine a letter from Founding Father James Monroe and a promotional Playboy chair. Chum tries to reinvent himself in the image of Hugh Hefner

Corey checks out a 1972 telegram that prevents Muhammad Ali from fighting in Alaska, and a first edition copy of Oscar Wilde's The Happy Prince arrives in store

A 1957 Harley-Davidson Sportster roars into the shop, and Rick takes a look at a painting of Vietnamese Communist leader Ho Chi Minh

Rick unrolls work by Shepard Fairey, the artist that produced the famous President Obama posters. Corey and Chumlee look for a deal on a Mork figurine

The guys check out the smashed guitar of Kiss frontman Paul Stanley, Thomas Jefferson's personal copy of Jay's Treaty and a Brown Bess musket

Evidence that ties a meteor strike to a Biblical tale. Plus, the treasure-filled tunnel revealed by a sinkhole in Mexico