U and YESTERDAY

A fully restored Class 47 diesel engine is transported from its home at Crewe Heritage Centre in Cheshire to the Ecclesbourne Valley Railway in Derbyshire.

A CBD80 battery-powered loco needs to be hauled 20 miles from a factory in Burton-on-Trent to the heritage Chasewater Railway in Staffordshire.

In Shropshire a Great Western Railway 'Modified Hall' steam engine and its tender is being taken out of service as it needs a safety inspection.

Robbie Cumming journeys from Shardlow to Etruria Junction, Stoke on Trent, exploring the Trent and Mersey Canal.

Robbie Cumming explores the English canal network. A low canal tunnel in Staffordshire proves to be problematic and Robbie helps out a stranded boater.

Robbie Cumming continues across the Pennines from Marple to Huddersfield, where his journey is hampered by a fallen tree and a leaking lock pound.

Robbie Cumming travels along the Rochdale Canal from Sowerby Bridge to Manchester, but disaster strikes when he runs aground.

Robbie Cumming concludes his journey by travelling from Barton Swing Aqueduct to Liverpool Docks - but experiences engine problems on the way.

Robbie Cumming battles his way through blanket weed on the Shropshire Union Canal and discovers industrial secrets in Audlem in Cheshire.

Creatures that live on coral reefs, including groupers, predators with a grasp of communication that has led scientists to conclude they're as intelligent as chimpanzees.

Wildlife that live thousands of kilometres from land, featuring footage of baby turtles using debris as life rafts and sperm whales hunting for squid deep beneath the surface.

Footage of wildlife inhabiting underwater kelp forests, including thousands of giant cuttlefish spawning in a rocky reef and tiger sharks hunting for green turtles in seagrass.

Footage of animals that live on the coast, including sea lions hunting for tuna, puffins bringing food back to their young, and a strange species of fish that hates water.

The impact of humans on aquatic wildlife, from albatrosses unwittingly feeding their offspring plastic to communications between animals disrupted by noise.

Sir David Attenborough chooses his favourite recordings from the natural world that have revolutionised our understanding of song.

Joanna Lumley begins her journey along the ancient trade route, travelling thousands of miles across eight countries, beginning in Venice, Italy.

Simon Reeve presents highlights of his journeys around the world, and catches up with the people he met, including a Burmese undercover human rights campaigner.

Dave's on his way to Grimsby to pick up an iconic 80s fast Ford, the Mk1 Fiesta XR2.

Derek gets a tour of Hadlow Castle in Kent when he arrives to collect the owner's pre-war Alvis and an immaculate Citroen used by the Gestapo in occupied France.