Chris chats about his experiences gained while filming the exclusive second series of Britain's Greatest Machines.
(04:26)CBP officers inspect every individual that comes through the Nogales Pedestrian Gate.
(02:59)The Shark Men have successfully tagged a female Great White and the crew take a look at the seal inhabitants of the Island.
(03:02)The Shark Men have a brand new team but will it get them closer to their goal of an even bigger Great White?
(01:06)See scientists uncover the facts behind the bizarre remote Brazilian town full of twins.
(00:52)Crew members and their family re-live the nightmare experienced at the hands of the Somali pirates.
(02:40)The show must go on, even when you can't stand your co-performers, smile, smile, smile!
(03:01)Discover how Greek mythology inspired the decor for the 4,700 square metre dining hall.
(03:00)Practice makes perfect for the Magic Show but can the magician teach the dancers new tricks in time?
(02:59)A Cabin Steward recalls the joy of meeting her husband on board and the pain of leaving their baby back home.
(03:02)Backstage comes under scrutiny in preparation for the Inspectors, while dancers come in for some criticism.
(03:00)Exclusive interview with The Dog Whisperer's Cesar Millan.
(01:21)Discover the myth of the Giant Octopus.
(00:41)Super Storm
(00:29)A look at Police communication in the 1960s and the introduction of the radio.
(05:57)A preview of the Glasgow episode from Britain's Underworld on National Geograhic Channel.
(00:40)A preview of the Liverpool episode from Britain's Underworld on National Geograhic Channel.
(00:40)Exclusive must-see footage of the Icelandic volcanic eruption.
(00:40)Behind a cute and cuddly appearance, this animal fights until its final moments.
(02:59)Take a look at the wild side of Africa.
(02:59)