Sir David Attenborough brings his favourite extinct creatures back to life in this 90-minute TV feature.
Written and presented by Sir David, the programme takes us on a magical journey through the Natural History Museum at night.
Using ground-breaking 3D and CGI technology and the latest scientific research, Sir David reveals how ancient animals once roamed the planet and filled the skies.
Meet the Natural History Museum experts who helped develop the programme.
Our ice age mammal expert researches sabre-tooth tigers, mammoths and their modern cousins the elephants.
Our extinct bird expert describes how the dodo and its cousins lived and paints accurate portraits of them too.
Our resident dinosaur detective can look at a skull and tell you everything about how a dinosaur ate, saw and smelled.
Join Sir David Attenborough and meet some of the Museum's most fascinating extinct creatures, brought to life with CGI in a new app for iPhone and iPad.
Download the app and visit the Museum to find NHM Alive symbols and unlock exclusive videos.
Watch a podcast of Sir David talking about the programme and app in the Apple Store recently.
Meet some of the Museum specimens that come to life in the programme and find them in our galleries.