Polscy studenci na podium Shell Eco-Marathon Europe 2015 - zdjęcie 69 // The H2Zero, #614, hydrogen UrbanConcept, competing for Green Team Twente from University of Twente, Enschede, Netherlands, during competition day two of the Shell Eco-marathon Europe 2015 in Rotterdam, Netherlands, Saturday, May 23, 2015. (Patrick Post/AP Images for Shell)