They fled their homes and made journeys through Europe to escape civil war, poverty and the misery of refugee camps.
Migrants who applied for asylum in Europe in 2015 have collectively travelled more than two billion miles; a conservative estimate based on the shortest over-land routes to European countries from their countries of origin. These 727,085 people travelled an average of 2,750 miles each.
Follow in the footsteps of migrants and refugees as they face the hardships of months on the road. Choose your route and make tough decisions in this interactive video story, featuring real footage from extraordinary journeys made this year.
Original content produced by: Alex Ohrn, Alex Thomson, Alice Wagstaffe, Amy Gardner, Andy Davies, Andy Lee, Anna-Lisa Fuglesang, Agnieszka Liggett, Ben de Pear, Brian Whelan, Dai Baker, Darshna Soni, Chris Hease, Evan Williams, Fatima Manji, Federico Escher, Francesco Zizola, Hannah Lucinda Smith, Jackie Long, Jamal Osman, James Brabazon, Janine Louloudi, Jason Farrington, Job Rabkin, Jonathan Miller, Jonathan Rugman, Josh Ho, Julie O’Connor, Lee Sorrell, Kieron Bryan, Lindsey Hilsum, Luca Muzi, Mani, Marcus Edwards, Matt Frei, Nanette Van Der Laan, Nevine Mabro, Paraic O’Brien, Philippa Collins, Philomene Remy, Ramita Navai, Ray Queally, Rob Hodge, Rob Windscheffel, Sarah Corp, Sharron Ward, Simon Israel, Soren Munk, Stephen Hird, Teresa Smith, Thom Walker, Tom Calverley, Tony Day and Vicky Mcintyre.
Stills by Reuters Pictures and Getty Images. Music by Universal Publishing Production Music.
© Channel Four Television Corporation 2015