The Architecture The Railways Built (Yesterday | 8:00pm to 9:00pm | Tuesday 9th February 2021)

Tim Dunn is in London exploring the striking stations of the Piccadilly Line’s northern extension. He also takes a look at Causey Arch in Co Durham.

Adrian Dunbar’s Coastal Ireland (Channel 5/HD | 8:00pm to 9:00pm | Thursday 11th February 2021)

The actor continues his journey around the rugged Irish coast. Adrian learns about the history of Malin Head, the northernmost tip of mainland Ireland, from where Marconi sent the first ever commercial message to a ship by wireless in 1902. He also meets motorcycle champion Michael Dunlop, who has won the Isle of Man TT 19 times, before visits to the remote fishing village Carrick-a-rede and the Giant’s Causeway. He ends his journey in the Mourne Mountains in Rostrevor, which are said to have inspired Belfast-born CS Lewis to create the magical land of Narnia.

Death in Paradise (BBC 1/HD | 9:00pm to 10:00pm | Friday 12th February 2021)

A stag do ends in tragedy when the host of a celebratory fishing trip is found harpooned on a beach the following morning. As the boat never moved, DI Neville Parker and his team struggle to determine how anyone in attendance could have been responsible. Caribbean-set detective drama, starring Ralf Little and Josephine Jobert.

Stonehenge: The Lost Circle Revealed (BBC 2/HD | 9:00pm to 10:00pm | Friday 12th February 2021)

Using cutting-edge research, a dedicated team of archaeologists has compiled the evidence to fill in a 400-year gap in man’s knowledge of the bluestones of Stonehenge. By combining innovative 3D scanning techniques, traditional field archaeology and novel laboratory analysis, the team has discovered where the stones were quarried and where they first stood. Professor Alice Roberts shows how the team made its discoveries and joins Professor Mike Parker Pearson to piece together the final parts of the puzzle, solving one of the toughest challenges ever faced by archaeologists.

Susan Calman’s Grand Day Out (Channel 5/HD | 8:00pm to 9:00pm | Friday 12th February 2021)

Susan and her campervan Helen arrive on home turf, touring the breath-taking southern Highlands of Scotland on a 140-mile trek from Glasgow to Aberfoyle. At Loch Lomond, the comedian takes to a kayak and hits the water to get a unique view of the amazing local scenery. She visits the spectacular Falls of Dochart, where she gets special access to the stunningly beautiful island of Inchbuie. She also views a bizarre Iron Age-style dwelling, known as a crannog, erected on stilts in Loch Tay.

It’s a Sin (Channel 4/HD | 9:00pm to 10:00pm | Friday 12th February 2021) ** PICK OF THE WEEK **

Ritchie and Jill hatch a scheme to buy the Pink Palace, Ash finds himself battling Clause 28, while Roscoe hopes that his secret lover can take him far away from his `ordinary” life. A lonely journey home to the Isle of Wight turns into a dark night of the soul when Ritchie has to confront certain truths. Back in London, the protests against the government’s handling of the Aids crisis begin. Russell T Davies drama, starring Olly Alexander, Nathaniel Curtis, Lydia West and Omari Douglas.

All TV guide information taken from DigiGuide — www.getdigiguide.tv/?p=1&r=15119.