The Colour of Magic, the first novel in Terry Pratchett's wildly imaginative Discworld series, takes the listener on a remarkable journey. The magical planet of Discworld is supported by four massive elephants who stand on the back of the Great A'Tuin, a giant turtle swimming slowly through the mysterious interstellar gulf. An eccentric expedition sets out to explore the planet, encountering dragons who only exist if you believe in them, and, of course, 'The Edge' of the planet.

Somewhere on the frontier between thought and reality exists the Discworld, a parallel time and place which might sound and smell very much like our own, but which looks completely different. Collected together for the first time are seven full-cast BBC Radio dramatisations of Terry Pratchett’s novels, with star-studded casts including Martin Jarvis, Sheila Hancock, Anton Lesser, Philip Jackson, Alex Jennings and Mark Heap.

Dodger is a tosher – a sewer scavenger living in the squalor of Dickensian London. Everyone who is nobody knows Dodger. Anyone who is anybody doesn’t.But when he rescues a young girl from a beating, suddenly everybody wants to know him.And Dodger’s tale of skulduggery, dark plans and even darker deeds begins.

As the mighty alien fleet from the very latest computer game thunders across the computer screen, Johnny prepares to blow them into the usual million pieces. And they send him a message: We surrender. They're not supposed to do that! They're supposed to die. And computer joysticks don't have 'Don't Fire' buttons. But it's only a game... isn't it?

The world will end on Saturday. Next Saturday. Just before dinner, according to The Nice and Accurate Prophecies of Agnes Nutter, Witch, the world's only completely accurate book of prophecies, written in 1655. The armies of Good and Evil are amassing, and everything appears to be going according to Divine Plan. Except that a somewhat fussy angel and a fast-living demon are not actually looking forward to the coming Rapture. And someone seems to have misplaced the Antichrist.

Finding himself alone on a desert island when everything and everyone he knows and loved has been washed away in a huge storm, Mau is the last surviving member of his nation. He's also completely alone - or so he thinks until he finds the ghost girl. She has no toes, wears strange lacy trousers like the grandfather bird and gives him a stick which can make fire. Daphne, sole survivor of the wreck of the Sweet Judy, almost immediately regrets trying to shoot the native boy.

In the 'fantasy' universe of the phenomenally bestselling Discworld series, everything runs on magic and common sense. The world is flat and million-to-one chances happen nine times out of ten. Our world seems different - it runs on rules, often rather strange ones. Science is our way of finding out what those rules are. The appeal of Discworld is that it mostly makes sense, in a way that particle physics does not.

The great Norse myths are woven into the fabric of our storytelling - from Tolkien, Alan Garner and Rosemary Sutcliff to Game of Thrones and Marvel Comics. They are also an inspiration for Neil Gaiman's own award-bedecked, best-selling fiction. Now he reaches back through time to the original source stories in a thrilling and vivid rendition of the great Norse tales.

The Western Front, 1916. Private Percy Blakeney wakes up. He is lying on fresh spring grass. He can hear birdsong, and the wind in the leaves in the trees. Where have the mud, blood, and blasted landscape of No Man's Land gone? Madison, Wisconsin, 2015. Cop Monica Jansson is exploring the burned-out home of a reclusive - some said mad, others dangerous - scientist when she finds a curious gadget: a box containing some wiring, a three-way switch and a potato. It is the prototype of a life-changing invention....

Shadow Moon has served his time. But hours before his release from prison, his beloved wife is killed in a freak accident. Dazed, he boards a plane home where he meets the enigmatic Mr Wednesday, who professes both to know Shadow and to be king of America. Together they embark on a profoundly strange road trip across the USA, encountering a kaleidoscopic cast of characters along the way. Yet all around them a storm threatens to break.