On 1st April 2011 British adventurer, Sarah Outen, embarked on her ground-breaking two and a half year expedition, London2London: Via the World, which sees her use only human power to complete a loop of the planet.Sarahs dangerous journey is unique and will see her cycle, row and kayak over 20,000 miles. She will be breaking records, blazing trails and sharing her adventure as she goes. Welcome to her journey!November 2011 update:Sarah Outen arrived in Tokyo this week, successfully completing the first half of her round the world expedition. Sarah is attempting to make a completely human-powered circumnavigation of the planet. She set out from London on 1st April and has paddled and cycled through 12 countries to reach Japan. In the first leg of her journey she has covered 18,700 miles in 7.5months. Sarah will enjoy some rest in Japan before taking on the rest of her challenge. In 2012 she'll start a 4300 mile solo crossing of the Pacific - from Japan to Canada in a rowing boat. Then she'll cycle from Vancouver to New York ...and then she'll row the North Atlantic! Congratulations to Sarah for getting half way. We look forward to hearing more in 2012