Actress Patricia Heaton (CBS' CAROL'S SECOND ACT).

Until it closed in 1966 the Deeside Railway followed the River Dee upstream from Aberdeen into what is now the Cairngorms National Park. As luck would have it, Queen Victoria purchased Balmora just as the line was set to open, giving the route prestige. Rob Bell retraces the route, visiting a shooting estate, tossing a caber and finding an unmistakable Highland `brand" that all owe their existence to this royal railway age. He also explores a quiet valley of cattle farming and timber sawmills, and, in truth, a simple railway that struggled for decades to justify its own existence, despite its royal veneer.

Aided by celebrity guest Katherine Ryan, this first edition sees Joe reveal the facts behind his infamous name change to Hugo Boss - as part of his crusade for consumer justice. Plus, fast fashion's filthiest secrets are unwrapped.

The celebrities set off on the final leg of their pilgrimage and arrive in Turkey, where they head for the magnificent Suleymaniye Mosque in the historic city of Istanbul.

The actor rides the El Chepe train from the west coast of Mexico through to the Copper Canyon - a system larger and deeper than the Grand Canyon. From there, Tony jumps on Mexico's only passenger line to head towards the USA. Along the way, he stops in the city of Chihuahua where he discovers Sotol, the region's answer to Tequila. He then heads to Juarez, a city once strongly associated with drug cartels. After crossing the US border into El Paso, Tony meets a fellow train enthusiast trying to revive historic street cars. The final stop on this leg of his journey is Los Angeles' Union Station.

This week, Peter voices his concerns about the environment.

It's Robot Wars down at the Phoenix Club and there's a very special appearance from Alan Partridge.

Britain's most uncompromising topical satire tackles all the troubling news from a world putting its faith in Boris Johnson and Donald Trump. A self-isolated Nish Kumar hosts an array of hilarious correspondents, including Rachel Parris, Geoff Norcott and Ellie Taylor, all coming to your living room from their living room via webcams of varying quality.

Returning Champion;

While Mac's friends surround him during his time of grief, Los Angeles' power grid is taken hostage in a ransomware attack resulting in a citywide blackout, and the team discovers the code used was written by Riley years ago.

A Blacklist case becomes personal for Agent Park when the team investigates a mysterious disappearance in the Alaska Triangle. Meanwhile, Aram enlists Red's help to find out what really happened to Elodie's husband.

The Charmed Ones must infiltrate a faction gala event in order to rescue Harry ; Macy comes to a stunning conclusion.

Magnum and Higgins must find Kumu when she's kidnapped by an injured man accused of killing his wife.

Brittany Picolo-Ramos helps a couple that can't decide between a historic or modern home by showing them all of their options. After picking a mansion outside of New Orleans, they make an offer far below the asking price, and Brittany must find a way to close the deal. Meanwhile, her team takes over a historic home's listing and gets the property in shape to draw in buyers.

It's hands up at The Gold & Silver Pawn Shop when someone brings in a toy gun from a classic 60s show. Will Chum be a tough negotiator, or will he cry "U.N.C.L.E.'" Then, Rick tackles a LaDainian Tomlinson jersey that charges into the shop. Later, a seller brings in the original microfilm from the investigation of JFK's assassination, asking what the Pawn Shop can do for him, instead of what he can do for the Pawn Shop.

Fallon's world turns upside down when she becomes the internet's new queen of mean and her relationship with Liam is tested. Culhane's birthday becomes the main event, but Dominique's new project has him questioning Vanessa's true intentions. Cristal and Blake hit a rough patch, while Alexis finds herself in demand as the new advice guru on a popular podcast.