Abu Dhabi National Oil Company Headquarters
The tenth biggest skyscraper could be found in Abu Dhabi and it is approximately 350 meter tall. It is actually the headquarter of the National Oil company so it has a high importance as well. The building is really uniqe regarding the fact, that it has a huge rectangular opening on the skyscraper. The Ahmed Abdul Rahim building is almost has the same tallnes it would be next highest on our toplist.