BBC Earth (HD)

Cameras in space capture natural spectacles on an epic scale.

Feel the burn at a state-of-the-art gym that used to be a psychiatric hospital and see a climbing complex that once was a sugar refinery.

Lindsey Vonn joins Bear on the French island of Corsica, where they rappel down a rock wall, use a spear gun, swim and dine on sea urchins.

In the final episode of her epic Alaskan adventure, Sue rounds off this trip of a lifetime by heading even further off the beaten track and visiting amazing communities living in the extreme wilderness.

Nick learns about Civil Rights activist Medgar Evers, and paddles on the river at sunset.

Courteney Cox joins Bear in Ireland, where they climb jagged peaks, descend sheer cliffs, battle the cold and feast on maggots.

Simon Reeve treks across the high mountains and treacherous ice fields of Patagonia, coming face to face with pumas and riding with gauchos.

Michael visits the ancient city of Cordoba and the Costa del Sol.

In Oregon, wildfires tear through the state. In Texas, a storm ruins a wedding. And in Hawaii, a climber fights for his life.

Courteney Cox joins Bear in Ireland, where they climb jagged peaks, descend sheer cliffs, battle the cold and feast on maggots.