Look at each image in the slideshow below. Some of these buildings should look very familiar. Think about the purpose, or function of the structure, the aesthetics, what it looks like, and the structure, how it is built.
The following websites may be useful when gathering your research to decide how to build the tallest and strongest skyscraper.
http://www.skyscrapers.com/aliye-parusa-moscow-russia (Click on this Link to View Skyscrapers all over the world. )
http://www.pbs.org/wgbh/buildingbig/skyscraper/index.html
http://www.sciencekids.co.nz/sciencefacts/engineering/buildings.html