BBC Four HD Monday

Angela visits Bristol's historic harbour on the day of its maritime carnival and takes a pleasure cruise through the Avon Gorge and back to the Severn Estuary

Ben Robinson looks at evidence about Stonehenge revealed by aerial surveys, including clues that help to explain why the monument's location was chosen

Part one of two. Documentary examining the fall of Singapore to Japanese forces in February 1942, an event that changed the destiny of millions

As the Second World War approached its end, the Nazi regime was disintegrating and most of Hitler's deputies were busy making plans to try to survive

Docudrama charting the political and social impact of the attack on the Japanese city of Hiroshima in 1945, revealing the horror of living through a nuclear explosion

The British, French and Americans troop wait to enter Berlin, while members of the Jewish community, among whom there are few survivors, regroup

Oceanographer Helen Czerski and zoologist George McGavin examine the health of the North Sea's ecosytem to reveal the startling changes the world's oceans are undergoing

Angela visits Bristol's historic harbour on the day of its maritime carnival and takes a pleasure cruise through the Avon Gorge and back to the Severn Estuary

Ben Robinson looks at evidence about Stonehenge revealed by aerial surveys, including clues that help to explain why the monument's location was chosen

As the Second World War approached its end, the Nazi regime was disintegrating and most of Hitler's deputies were busy making plans to try to survive