Sky History HD Today

Archaeologists discover human remains during an excavation of a fifth-century fort on the Swedish island of Oland

Alice Roberts heads to a farmer's field in Rutland to examine evidence of a Roman barn conversion, as well as visiting the excavation of one of Henry VIII's lost forts in Hull

In Scotland and northern England, Alice Roberts investigates an Ice Age camp, a mysterious medieval skeleton and the earliest evidence of salt making in Britain

How, in a world without humans, water would turn from life-giver to destroyer, flooding cities, collapsing dams and triggering ancient forces long kept at bay

The issue of slavery in the US. When Kansas became a battleground in the national debate, settlers on both sides of the issue poured into the territory to determine its future

Helen Skelton and Alex Langlands join a dig at Elsyng Palace, one of nearly 60 royal residences owned by Henry Vlll and one of his favourite homes during his last decade

Helen Skelton and Alex Langlands visit Sherwood Forest to learn more about the legend of Robin Hood - who may or may not have been real - and King John, who definitely was

Helen Skelton and Alex Langlands head to a Cheshire dig where archaeologists have dug up human skeletons that reveal secrets about life during the Black Death

Alice Roberts visits digs in southern England that reveal a previously unknown Roman town, a Tudor ship and evidence of Henry VIII's financial forgery

Alice Roberts visits more archaeological digs, including a spectacular monument older than Stonehenge, a 200-year-old mine trapped in time and a lost medieval friary

Alice Roberts examines a Dutch ship sunk by the English, a Cornish Roman fort and a 5,000-year-old Neolithic monument

Alice Roberts heads to a farmer's field in Rutland to examine evidence of a Roman barn conversion, as well as visiting the excavation of one of Henry VIII's lost forts in Hull

Hitler's invasion of the Soviet Union on June 22, 1941. His aim was to weaken Britain in Europe and gain 'lebensraum', or living space, in the East

Treblinka, Majdanek and Sobibor, the camps used in Operation Reinhardt, a murder campaign in which the Nazis murdered almost two million people over two months in 1942 and 1943

In Atlanta, officers find two large bottles of liquid that could be the date rape drug GBL. In Honolulu, a Japanese tourist is suspected of working as a prostitute

In Honolulu, officers stop a woman trying to settle in the US illegally, and recover narcotics from board games and an abandoned bag

Alice Roberts and Brett Lockyer examine the cause of death of George IV, an overweight monarch who enjoyed drinking, partying and spending money

Professor Alice Roberts revisits the death of Mary I. The daughter of Henry VIII and Catherine of Aragon, she experienced phantom pregnancies in her desperation for a child

Rylan and Alice Roberts investigate the 1582 St Osyth witch hunt, where a petty disagreement over money spiralled into mass hysteria and death

Numerous people claim to have been abducted by aliens, prompting some researchers to dedicate their lives to uncovering what is behind this disturbing phenomenon

A countdown of the top 10 alien petroglyphs around the world, from strange figures to flying craft and carvings of what appear to be astronauts

How various ancient civilisations have attributed their most powerful tools and weapons to beings from beyond Earth

In Atlanta, officers find two large bottles of liquid that could be the date rape drug GBL. In Honolulu, a Japanese tourist is suspected of working as a prostitute

In Honolulu, officers stop a woman trying to settle in the US illegally, and recover narcotics from board games and an abandoned bag