Solar Decathlon Europe brings together university teams from around the world . Amid the boxy structures , one house , designed by the team from the Technical University of Denmark , took an unusual yet striking shape . The 19 small houses that run solely on solar power were built over two weeks . The public can see the houses at Club Solar for free . Many of the owners have plans to sell their houses commercially .
Solar Decathlon Europe brings together university teams from around the world . The 19 small houses that run solely on solar power were built over two weeks . The public can see the houses at Club Solar for free . Many of the owners have plans to sell their houses commercially .