National Geographic Frontiers Of Construction Against The Sea PD torrent

¦¦¦¦¦¦¦¦¦¦¦¦¦ The Dutch have been holding back the sea for more than 2000 years. ¦¦¦¦¦¦¦¦¦¦¦¦¦
¦¦¦¦¦¦¦¦¦¦¦¦¦ This system of dikes and windmills has evolved into one of the Seven¦¦¦¦¦¦¦¦¦¦¦¦¦
¦¦¦¦¦¦¦¦¦¦¦¦¦ Wonders of the Modern World: the North Sea Protection Works. We will¦¦¦¦¦¦¦¦¦¦¦¦¦
¦¦¦¦¦¦¦¦¦¦¦¦¦ find out how engineers created the 30-kilometre-long enclosure dam ¦¦¦¦¦¦¦¦¦¦¦¦¦
¦¦¦¦¦¦¦¦¦¦¦¦¦ that collars the Zuidersee, the impressive Delta Project that ¦¦¦¦¦¦¦¦¦¦¦¦¦
¦¦¦¦¦¦¦¦¦¦¦¦¦ protects southwest Holland and the Eastern Schelde Barrier, made ¦¦¦¦¦¦¦¦¦¦¦¦¦
¦¦¦¦¦¦¦¦¦¦¦¦¦ of steel gates slung between massive concrete piers. ¦¦¦¦¦¦¦¦¦¦¦¦¦
¦¦¦¦¦¦¦¦¦¦¦¦¦ ¦¦¦¦¦¦¦¦¦¦¦¦¦
¦¦¦¦¦¦¦¦¦¦¦¦¦ Link: http://www.history.ca/ontv/titledetails.aspx?titleid=101426 ¦¦¦¦¦¦¦¦¦¦¦¦¦