Sky History HD Friday

In rural Pennsylvania, several dozen witnesses claim to have seen a fiery object fall from the sky and land in a nearby forest

Rick has a hoot when he checks out a ceramic owl vase 'made' by Pablo Picasso, while a poster from the Beatles' Yellow Submarine movie lands on the counter

A cowboy hat once owned by none other than actor-turned-president Ronald Reagan arrives on Rick's lap. Meanwhile, an eye-catching Pearl Jam painting causes a stir

The shop travels back in time when a map from the late 1800s comes in. Meanwhile, Corey spots a killer Mustang for sale.

Rick checks out the only 1933 Double Eagle gold coin for sale - the most expensive item in Pawn Stars history - while Chum visits Disneyland

Henry Cole and Allen Millyard find and restore a Triumph Trident bike. They then head out for the historic Prescott Hill Climb to set up their stall and make sales

Ivy angles his way into some vintage outdoor accessories, Dave ends up in an unexpected audit, while Emily's departure ruins one buyer's day

Darrell stumbles over a curious collection, and the Dotsons make a comeback

From the trench to the home-front hospital, a medical historian retraces the train journey made by wounded soldiers during the Second World War

How Governor Jefferson faced a significant challenge when British forces invaded the state, leading to the so-called 'Jefferson at War' period from 1777 to 1784

A look at Thomas Jefferson's time as the American ambassador to France from 1784 to 1789, the period immediately before the French Revolution

Part two of two. Ashley faces the consequences of her rash decision, Seth takes a ride in a hovercraft and Les does business with Muhammad Ali Jr

The family decides to hold a father-daughter sales competition after Ashley steals a deal from right under Les's nose

Part one of two. Les challenges Seth to sell all the new items within a week after he learns that his son has spent thousands of dollars at a sports card auction

Part two of two. Seth rushes to sell the sports memorabilia after spending a fortune at an auction. Meanwhile, Les checks out a Starfire convertible

Seth has his eye on a valuable guitar, a customer tries to buy a fancy watch, and Les strikes a deal

When the security guards start spooking customers, Les sends them home to teach them a lesson

Robbie is determined to buy the behemoth of woody trailers. Mike turns to one of the best mechanics in the US to breathe life into a bunch of Harleys and Indians

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

Part one of two. Car builder Ian Roussel has his work cut out for him when he takes on a wild concept car build - and breaks all the rules along the way

First-hand accounts and rare archive footage reveal the devastation of the German attack on France

Archival footage and eye-witness accounts illustrate how, as the war progressed from the ground into the sky, young brave pilots gave their all for the Allied cause

A scientific look at creature sightings around the world

A scientific look at creature sightings around the world

From the trench to the home-front hospital, a medical historian retraces the train journey made by wounded soldiers during the Second World War

Part one of two. Car builder Ian Roussel has his work cut out for him when he takes on a wild concept car build - and breaks all the rules along the way

First-hand accounts and rare archive footage reveal the devastation of the German attack on France

Rick checks out the only 1933 Double Eagle gold coin for sale - the most expensive item in Pawn Stars history - while Chum visits Disneyland

Henry Cole and Allen Millyard find and restore a Triumph Trident bike. They then head out for the historic Prescott Hill Climb to set up their stall and make sales

Ivy angles his way into some vintage outdoor accessories, Dave ends up in an unexpected audit, while Emily's departure ruins one buyer's day

Darrell stumbles over a curious collection, and the Dotsons make a comeback

Robbie is determined to buy the behemoth of woody trailers. Mike turns to one of the best mechanics in the US to breathe life into a bunch of Harleys and Indians