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The newly regenerated Doctor and his companion, Clara, travel across time and space.

Learn amazing facts about rocks, gems, and the Earth itself.

Pitted against his most chilling adversary yet, Luther is haunted by past ghosts and hellbent on revenge as the Serious Crime Unit faces its most challenging psychological duel to date. There is no question he will come close to the edge, but will he finally go over?

Follows the story of the Celts from their earliest roots through the flowering of their culture and their enduring heritage today. Includes reconstructions of iron-age villages, dramatizations of major historical events and visits to modern Celtic lands.

The inspiration for Darwin's theory of evolution, the Galápagos Islands are a living laboratory, a geological conveyor belt that has given birth to and seen the death of many species of plants and animals.

Charlie and Lola are excited because Christmas is coming and they are taking turns opening the doors on the Advent calendar. Plus, this year Lola put an extra special gift for Charlie on her wish list to Santa. After 24 days of hiccups and happy preparations, Christmas caroling and making things, everything looks set for the perfect Christmas-- until Lola notices that she sent Lotta's Christmas card to Santa and her Christmas wish list, with that...

Go up-river and deep into the jungle, far from Brazil's cities and stadiums, where families of giant otters, tufted capuchin monkeys and mischievous coati (South American raccoon cousins) rally their wits to survive in a breathtakingly beautiful yet dangerous land. Follow their lives through an exciting year, from first steps in a brave new world, to ingenious resilience during drought and monsoon.

A journalist named Daniel arrives to deliver the news that Emma has been left some money. There's a substantial sum to be claimed if Emma can prove her right to the money and there's a rags to riches story in it for Daniel's newspaper. As Robert and Emma contemplate their change in fortunes, Laura, who is fascinated to meet a real writer, shows Daniel around Lark Rise.

Characters from several Charles Dickens novels living in the same Victorian London neighborhood look on as Inspector Bucket investigates the murder of Ebenezer Scrooge's partner Jacob Marley.

Explores the sheer scale and majesty of the largest ocean on Earth, the isolation of its islands, the extraordinary journeys wildlife and humans have gone through to reach these specks of land, and what happened to both after their arrival.