BBC Earth HD

'S4/E8 - The 1000mph Car'. A team of intrepid engineers are building a car in Perth.

'S2/E3 - Hell or High Water'. Becky struggles to secure a steady supply of winter water.

'S3/E7 - Thailand'. Ben travels to Thailand to meet Paul and Sao, who he first visited in Cambodia. Paul and his family have build their version of an English castle.

'S1/E6 - Newcastle to Brisbane'. Michael Portillo travels from the coal mines of Newcastle, New South Wales, to Brisbane, crossing the mighty Hawkesbury River.

'S1/E1 - Seeing in Colour'. The natural world is full of colours. For us, they are a source of beauty, but for animals they are a tool for survival. David Attenborough reveals the extraordinary ways in which animals use colour.

'S7/E4 - Sri Lanka'. Ben travels to Sri Lanka where he meets Janey, a vet from the North-East of England, who runs a charitable clinic focused on helping the street dogs that roam the island.

'S9/E11 - The Beast'. The final days of winter force Alaskans to push through the cold.

'S1/E6 - The Ice Cauldron'. Volcano expert Chris Horsley is still in Iceland to check out Katla, one of Europe's largest and most deadly volcanos, which is overdue an eruption.

'S3/E8 - Norway'. Ben travels to northern Norway inside the artic circle to catch up with Randi after five years. Randi has expanded her small holding and is now a crucial member of the local community.

'S2/E4 - Trail Blazing'. Kim and Pierre redouble their efforts to harvest a moose

'S1/E7 - The World's First Volcano'. Nine months after visiting Europe's most active volcano, Etna in Italy, it erupted. Neighbouring volcanoes Stromboli and Vulcano are now also showing signs of imminent eruption.

'S8/E10 - Paint and Wallpaper'. Gregg Wallace visits a colourful factory that produces 200,000 litres of paint and 10,000 metres of wallpaper every week.

'S2/E5'. There is an unusual patient recuperating in one of the heated pens.

'S1/E1 - Norway'. In Norway we follow a train journey that begins in the capital Oslo and heads all the way to Bodo inside the Arctic Circle. The first leg is the Dovre line, running from to the remote northern wonderland of Trondheim.

'S4/E9 - Black Pearl Sailing Yacht'. A look onboard the $200million Black Pearl, which is the largest sailing yacht in the world, but has also been built to sail faster than any ship of its size.

'S6/E1 - Cider'. Gregg Wallace visits the biggest cider factory in the world, which produces more than 350 million litres each year.

'S2/E1'. We follow a team of pioneering surgeons and their patients at one of the world's leading cancer hospitals - The Royal Marsden.

'S7/E5 - Sweden'. Ben travels to Sweden to meet Annalisa, the Italian chose a life on the streets of Europe as a teenager, and now is developing a forest hideaway on the fringes of Swedish society for her and her toddler.

'S9/E12 - Swept Away'. Spring is coming to Alaska and the break up of the Yukon river brings the threat of flooding, the challenge of reaching fresh water and a teaching opportunity for a man and his young children.

'S4/E10 - Qinghai - Tibet Railway'. A look at the Qinhai-Tibet line, the highest railway in the world, including the engineering challenges faced at high altitude and in bitterly cold temperatures.

'S1/E1 - Norway'. In Norway we follow a train journey that begins in the capital Oslo and heads all the way to Bodo inside the Arctic Circle. The first leg is the Dovre line, running from to the remote northern wonderland of Trondheim.