list25 on MSN
25 biggest human-made structures you won't believe
Throughout history, humanity has demonstrated an insatiable desire to build bigger, reach higher, and create structures that seem to defy the laws of physics ...
After years of creating highly specialized software, researchers used supercomputer clusters to finally solve the "100,000-body problem.
Some results have been hidden because they may be inaccessible to you
Show inaccessible results