BBC Earth HD

Simon goes wild swimming in the crystal clear lake of Buttermere.

Travelling through the Peak District at full steam, pulled by the Royal Scot - one of the finest locomotives ever built.

The excavation begins with the discovery of a large brick-built oven. It's a mystery as it is too big to be just for a private residence.

The coastal metropolis of Miami faces a triple threat of crumbling limestone bedrock, ferocious superstorms and relentless rising oceans.

Deep in the heart of the Sahara desert in Morocco, Ben visits a mud brick oasis, where he meets British-born Karen, who has built a guest house and artists' retreat in this inhospitable location.

The end of winter has arrived, and Alaskans venture out in search of survival necessities.

From a vineyard that has been making one of Britain's favourite tipples - Port - travel down the line that once transported it to the city that gave it its name: Porto.

Simon goes wild swimming in the crystal clear lake of Buttermere.

Simon meets members of the Civil Nuclear Constabulary.

Joanna Lumley's spice journey continues on the African island of Madagascar. Travelling overland, she discovers the secrets of the world's second most expensive spice, vanilla.

In Boquete, Ben joins Andi and Rick and their son Cole, from Oregon, USA. He learns why they left their comfortable lives in the States behind to develop a unique coffee plantation.

In Alaska's unforgiving climate, the women must use their instincts and ingenuity to survive, thrive and provide for their families.

We're celebrating Italy and following the Neapolitan Line. Travelling west from the gelato shops of the seaside town of Pescara, we cross Italy through the wild Apennine Mountains.

Simon meets members of the Civil Nuclear Constabulary.

Joanna Lumley's spice journey continues on the African island of Madagascar. Travelling overland, she discovers the secrets of the world's second most expensive spice, vanilla.

In Boquete, Ben joins Andi and Rick and their son Cole, from Oregon, USA. He learns why they left their comfortable lives in the States behind to develop a unique coffee plantation.

Justin Rowlatt investigates a year of wild weather and hears how freak events are becoming increasingly commonplace, changing life right now for millions.

An in-depth look at the increase in tornadoes.

A coast-to-coast journey through the Australian outback along the iconic Indian Pacific Railway. It takes two days to travel from Sydney to Adelaide.

We travel the Far North Line between Inverness and Wick, a four-hour ride that travels along the coast, and has Dunrobin Castle as one of its sights along the way.

A ride is taken aboard the grande dame of luxury heritage trains, the Northern Belle, on a railway that weaves in and out of England and Wales.

Bettany embarks on a Mediterranean voyage.

Digs at Besiktas Metro Station reveal information on Istanbul's original inhabitants.

The Arabian Peninsula is a magical place that was once at the centre of the world.