U and YESTERDAY

After 30km of tunnelling, workers prepare to build stations, lay tracks and test driverless trains. At Central Station, the underground pedestrian subway comes to life.

After 10 years of planning, building and testing, involving more than 60,000 people from around the world, Australia's largest transport project nears completion.

Fiat X1/9 / Austin A60 Cambridge: There's real Yorkshire drama when Derek sells vehicles from TV show Heartbeat, love for an Austin Cambridge, and a sporty Italian number getting rehomed.

A rare Honda S800 sports car from 1967 takes Derek's fancy, and a couple of very different Ford Capris with long histories go head-to-head at the auction.

Documentary examining how Winston Churchill brought together a group of scientists and engineers to come up with ingenious secret weapons during the Second World War.

An in-depth look at one of the most pivotal battles of the war - when Britain defended its skies against German invasion.

Fiona Bruce and the team of valuers welcome visitors to the Assembly Rooms, Bath.

Fiona Bruce presents from Blists Hill Victorian Town near Ironbridge in Shropshire, where items include a set of early puppets.

Derek navigates the dry stone walls of the Peak District to collect a very original 1988 Opel Manta. Plus, Dave deals with a Ford Granada rally support vehicle.

Derek has a three-hour drive in a 1960s bus that arrived in the UK after a life in the sun. Dave takes a Triumph TR7 convertible to auction.

Documentary examining how Winston Churchill brought together a group of scientists and engineers to come up with ingenious secret weapons during the Second World War.

An in-depth look at one of the most pivotal battles of the war - when Britain defended its skies against German invasion.

Fiona Bruce and the team of valuers welcome visitors to the Assembly Rooms, Bath.

Robbie sets off from Runcorn on the Bridgewater Canal, but a series of unfortunate mishaps soon tests his patience - from lost camera footage to closed canals.

Robbie slips and falls overboard on Heartbreak Hill. Also, Eddie 'the Stove Man' and his enormous German Shepherd fix the fireplace on the old Naughty Lass.

Dan Snow and a team of adventurers follow the 19th-century Klondike gold rush route. Here, Dan and his team take on the Alaskan Coastal Mountains.

Derek navigates the dry stone walls of the Peak District to collect a very original 1988 Opel Manta. Plus, Dave deals with a Ford Granada rally support vehicle.

Derek has a three-hour drive in a 1960s bus that arrived in the UK after a life in the sun. Dave takes a Triumph TR7 convertible to auction.