Mystery of The Disembodied Feet

E1

Inside LSD

E2

Secret History of Diamonds

E3

24 Hours After Asteroid Impact

E4

Nazi Mystery: Twins from Brazil

E5

25 Years

E8

Journey to an Alien Moon

E9

Fatal Insomnia

E10

An extremely rare genetic disease passed down through generations, fatal familial insomnia's (FFI) primary symptom is sleeplessness, but with a fatal twist: victims are dead within months. National Geographic delves into the science of sleep to find out why we need sleep and what happens to us when we don't get it. Witness the pioneering research inside the sleeping brain as well as the mind forbidden to rest for days at a time.

Talibanistan

E11

Electronic Armageddon

E12

Inside the DEA

E13

24 Hours After Hiroshima

E14

Albino Murders

E15

Inside Bioterror

E16

Can the Gulf Survive?

E17

Lost Mummies of New Guinea

E18

How Man Tamed the Wild

E19

Born to Rage?

E20

American Hostage

E21

Lost Cannibals of Europe

E22

How to Build a Beating Heart

E23

Clash of the Americas

E24

Finding the Lost da Vinci

E25

Leonardo da Vinci's "The Battle of Anghiari" vanished 500 years ago, with only copies rendered by other artists left behind to confirm its existence. Scientist and art enthusiast Maurizio Seracini, has dedicated 36 years to tracking down the missing mural, and seems to be on the verge of uncovering the hidden fresco behind the walls of the Palazzo Vecchio in Florence, Italy.

The Man Who Can Fly

E26

Fighting ISIS

E27

National Geographic writer Neil Shea travels to the heart of Kurdistan on a quest to meet the Kurdish fighters on the front lines against the world's biggest terrorist threat, ISIS.