article_snippet: Scroll down for video .
article_snippet: A vacuum drainage system keeps water .
article_snippet: consumption down, and the ski-clad stilts keep the units about 4 metres .
article_snippet: (13 feet) above the level of the ice.
article_snippet: In a textbook example of form following function, British architect firm Hugh Broughton .
article_snippet: created the series of four-legged pods, seven of them blue and one red, . which stand on moving ice and can be raised to keep them above the snow . which builds up.
highlights_snippet: Consists of a series of four-legged pods .
  
highlights_snippet: which stand on moving ice and can be raised to keep them above the snow .
  