Zambia: Close up of the Victoria Falls in Zambia. The lost diary records the final months of Livingstone's life - the harrowing series of final events, the crucial decisions - that lead up to his famous encounter with Henry Morton Stanley, the meeting that produced the phrase "Dr. Livingstone, I presume?" and helped shape a continent.â¨This image is from Lost Diary of Dr. Livingstone.
Queen Maud Land, Antarctica: Team leader Mike Libecki and writer Freddie Wilkinson trek through the Antarctic snow. This image is from National Geographic Photographers: The Best Job in the World.
Somerset, England, UK: Eye to eyes with an incredible aquatic hunter, the Okefenokee fishing spider, Dolomedes okefinokensis. This image is from Swamplands.
Alastair MacEwen/ Parthenon Entertainment Ltd, trading as Sky Vision
Hart Square Vale, North Carolina, USA: Kelly Rigg walking into a lake towards Doc (Jerry Bentley) Rev Kev (Kevin Annas), and Gladamere (Anthony Lockhart). This image is from Divine Intervention.
Los Angeles, California, USA: Gold sellers Julius "Jay" Preston and Claudia "Diamond" Doughtry pose for the camera with Rich Pyle. This image is from Meltdown.
Covington, Louisiana, USA: As soon as they hatch, alligators are able to snap and swim, well on their way to the deadly predators they'll become. This image is from Swamplands.
Alastair MacEwen/ Parthenon Entertainment Ltd, trading as Sky Vision
DRAMA RECONSTRUCTION: Dr. Livingstone makes a deal for canoes with Chief Kalenga. The lost diary records the final months of Livingstone's life - the harrowing series of final events, the crucial decisions - that lead up to his famous encounter with Henry Morton Stanley, the meeting that produced the phrase "Dr. Livingstone, I presume?" and helped shape a continent.â¨This image is from Lost Diary of Dr. Livingstone.
Boston, Massachusetts, USA: Presenter Carin Bondar filming Stephen Hawking's Science of the future. On set at Museum of Science in Boston. The story in the episode is Witricity. This image is from Brave New World.
Atchafalaya National Wildlife Refuge, Louisiana, USA: An American green tree frog (Hyla cinerea), the state amphibian of Louisiana, rests on foliage. This image is from Swamplands.
Nick Cockcroft/ Parthenon Entertainment Ltd, trading as Sky Vision