BBC Earth

Freshwater is often the stage on which millions of animals gather to find a mate. And the cycle of freshwater is the trigger for spectacular mating rituals and fierce competition.

The team enter the Serengeti where lions roam free and danger is always near. With water running out, their final challenge awaits.

In the heaving megacity of Jakarta, Michael Portillo uncovers Indonesia's colonial past as part of a Dutch empire and its rich history as a port.

Hurricane Otis wipes out Acapulco, a small town in the UK is submerged by floods, a terrifying tornado rips through Florida and torrential rain floods parts of Italy.

Cyril is in Argentina trying to find out what beast could have been so powerful to drown a man by pulling him right under the water.

Asia is the most mountainous continent on earth. From the tropical south to its barren centre, its highest places are home to some of our planet's most remarkable wildlife.

Leopard Olimba finds a mate, but fortunes turn against the lions. Extreme flooding leads to disaster for the hyena clan, and the time has come for leopard Mutima to leave.

Mysterious disappearances, brutal attacks, wounded people leaving trails of blood. Can a ruthless predator fish with razor-sharp teeth like the piranha, really be responsible?

66 million years ago, an orphaned baby Triceratops roamed the lush world of Laramidia, alone and vulnerable. Stalked by the fearsome Tyrannosaurus Rex, the youngster relied on her wits to survive.

Ash Dykes ends his journey at Jiayuguan, visits Crescent Moon Lake, meets Mr. Dong at Yardang, and concludes at Yumenguan Fortress, marking the Great Han Wall's end.

Paddy McGuinness is at the Warburtons factory where he worked as a teenager.

Mysterious disappearances, brutal attacks, wounded people leaving trails of blood. Can a ruthless predator fish with razor-sharp teeth like the piranha, really be responsible?

66 million years ago, an orphaned baby Triceratops roamed the lush world of Laramidia, alone and vulnerable. Stalked by the fearsome Tyrannosaurus Rex, the youngster relied on her wits to survive.

Paddy McGuinness is at the Warburtons factory where he worked as a teenager.

Mysterious disappearances, brutal attacks, wounded people leaving trails of blood. Can a ruthless predator fish with razor-sharp teeth like the piranha, really be responsible?

66 million years ago, an orphaned baby Triceratops roamed the lush world of Laramidia, alone and vulnerable. Stalked by the fearsome Tyrannosaurus Rex, the youngster relied on her wits to survive.

Ash Dykes ends his journey at Jiayuguan, visits Crescent Moon Lake, meets Mr. Dong at Yardang, and concludes at Yumenguan Fortress, marking the Great Han Wall's end.

Paddy McGuinness is at the Warburtons factory where he worked as a teenager.

Asia is the most mountainous continent on earth. From the tropical south to its barren centre, its highest places are home to some of our planet's most remarkable wildlife.

Ash Dykes ends his journey at Jiayuguan, visits Crescent Moon Lake, meets Mr. Dong at Yardang, and concludes at Yumenguan Fortress, marking the Great Han Wall's end.