Walking with DinosaursIn 1999 the BBC's Walking with Dinosaurs TV series changed the way we saw dinosaurs forever. This revolutionary show takes viewers right into the dinosaurs' world showing them as if they were alive and filmed in the wild. Since then the series has been seen by millions of people around the world and has won three Emmy awards. It brings to life the mystery and excitement of the age when these reptiles roamed our planet. The makers of Walking with Dinosaurs returned to make two specials The Ballad of Big Al and Land of Giants and The Giant Claw to continue to delight fans of the original series. Special Features: Enhanced Picture-in-Picture Sequences The Making of Walking with Dinosaurs The Ballad of Big AlYears ago an amazing fossil was unearthed in Wyoming USA. Not only were the bones they found those of a dinosaur 'Big Al' but the skeleton of this creature was very nearly complete. The first programme follows his life – a 15-year story of a lone battle against formidable prey and voracious predators whilst the second programme traces the scientific evidence of Big Al. Special Features: Photo Gallery Storyboard Comparison Land of Giants and The Giant ClawIn Land of Giants we join the adventuring zoologist Nigel Marven as he visits the Argentinean landscape of 100 million years ago to attempt to see the biggest land predator bring down the biggest land prey but will he succeed? In The Giant Claw Nigel travels back 75 million years to Mongolia to track down the owner of the largest claws ever discovered. Negotiating the hazards of the Cretaceous is no walk in the park - will he live to discover the true nature of his quarry? Special Features: Fact Files Interviews with Tim Haines Jasper James and Nigel Marven