Al-Modaimigh current sketch

Giza

Kronemer

David's Cylindrical Skyscraper

This is a rough sketch on velum of what would be the tallest skyscraper as of 2014. At 3,456 feet,this cylindrical building would beat the current highest skyscraper record by over 700 feet. 

Velum aspects

Here is the first two aspects of my building. Both are done on velum. In between these two towers will be a 100 foot distance to allow movement of the building without crashing together.

Ruler towers