In the following weeks these are the celebs, and their closest friends, who'll be facing a most excellent adventure...

• Ian Wright's Excellent Adventure
  Ian Wright and his best mate take on the Arctic. Wrighty and his best friend have chosen to take on the toughest territory on the planet. They will climb the highest mountain in the Arctic.
• Harry Enfield's Excellent Adventure
  Harry Enfield and his best mate retrace the 1941 Barbarossa invasion of the Soviet Union, travelling through the Baltic States to Moscow.
• Minnie Driver's Excellent Adventure
  Minnie Driver treks across uninhabited Pacific islands in Tonga from the southernmost island in the archipelago to the remote site of a dive with humpbacked whales.
• Vinne Jones' Excellent Adventure Vinnie Jones' journey is a trek into one of the world’s most remote regions, Mongolia, in search of the taimen fish or 'river wolf'.
• Neil Morrissey's Excellent Adventure
  Neil Morrissey follows in the footsteps of Lawrence of Arabia, from his headquarters in northern Jordan, to the city he captured, Aqaba. Neil and his girlfriend will cross the Jordanian desert on a camel, stopping to explore the stunning pink carved ancient city of Petra, and to abseil in gorges close to the Dead Sea.