Gesamtlänge aller Episoden: 16 days 8 hours 42 minutes
The Soviet cosmonaut Valentina Tereshkova was the first woman to be sent into space
The Russian stray was the first dog to be sent into orbit around the earth
How a dramatic bonfire in Nairobi National Park highlighted the threat from poaching
Four army officers were sentenced to death for drug trafficking by the Castro government
The remarkable UK research centre where thousands went on holiday to catch a cold