Sky History 2 Tuesday

Documentary charting the design, service and loss of the Empress of Britain

Archaeologists find an ancient structure built on granite columns, puzzling stone spheres are found in Costa Rica and Mexican skeletal remains emerge

New evidence may lead to the discovery of an unknown ancient civilisation in the Amazon rainforest. Plus, a strange submarine seen in a North Korean shipyard

The German police's attempts to catch a depraved and psychotic killer, who struck fear into women travelling on Berlin's S-Bahn train network during the Second World War

The dark tale of the skeleton of an unknown woman found in a hollowed-out tree in Birmingham woodland, exploring the links between the woman and Nazi spy rings operating in Britain

The suggestion that the building of megalithic sites on Earth may been directed by an extraterrestrial hand

The story of Travis Walton, who claims that in 1975 he was abducted and taken aboard a space ship inhabited by extraterrestrial beings

Alice Roberts visits archaeological digs in the east of the country, where finds include Britain's biggest Roman letter hoard, sunken treasure and Caesar's Fort

Alice Roberts investigates best archaeological discoveries of 2018 from the East of the UK, including an ancient lost monument as old as Stonehenge uncovered in Suffolk

Documentary charting the design, service and loss of the Empress of Britain

Archaeologists find an ancient structure built on granite columns, puzzling stone spheres are found in Costa Rica and Mexican skeletal remains emerge

New evidence may lead to the discovery of an unknown ancient civilisation in the Amazon rainforest. Plus, a strange submarine seen in a North Korean shipyard

The German police's attempts to catch a depraved and psychotic killer, who struck fear into women travelling on Berlin's S-Bahn train network during the Second World War

The dark tale of the skeleton of an unknown woman found in a hollowed-out tree in Birmingham woodland, exploring the links between the woman and Nazi spy rings operating in Britain

American serial killer couple Raymond Fernandez and Martha Beck, who teamed up to con lonely women across the nation, posing as siblings to rob them of their riches

Italian-American mobster, hitman and crime boss Umberto 'Albert' Anastasia, who met his end as the target of a mob hit in a barber shop chair in 1957

The suggestion that the building of megalithic sites on Earth may been directed by an extraterrestrial hand

The story of Travis Walton, who claims that in 1975 he was abducted and taken aboard a space ship inhabited by extraterrestrial beings

Alice Roberts visits archaeological digs in the east of the country, where finds include Britain's biggest Roman letter hoard, sunken treasure and Caesar's Fort

Alice Roberts investigates best archaeological discoveries of 2018 from the East of the UK, including an ancient lost monument as old as Stonehenge uncovered in Suffolk

Part one of two. Car builder Ian Roussel has his work cut out for him when he takes on a wild concept car build - and breaks all the rules along the way

A team of experts explores the weapons used to recklessly attack civilian populations, from the brutal trebuchet to the devastating atomic bomb