http://rapidshare.com/files/30999269/Discovery_Channel_-_Super_Structures_-_The_Pentagon.part1.rar
http://rapidshare.com/files/31000228/Discovery_Channel_-_Super_Structures_-_The_Pentagon.part2.rar
http://rapidshare.com/files/31001148/Discovery_Channel_-_Super_Structures_-_The_Pentagon.part3.rar
http://rapidshare.com/files/31001556/Discovery_Channel_-_Super_Structures_-_The_Pentagon.part4.rar