The term "tall buildings" refers to structures that are significantly higher than other surrounding buildings or structures. These types of buildings can range in height from 15-30 stories, but some may be much taller reaching upwards of 80-100+ stories. Tall buildings are typically found in urban areas and are used for a variety of purposes such as commercial office space, residential apartments, hotels or cultural institutions. The term "tall building" is often associated with skyscrapers which are characterized by their slender proportions, steel framework and glass facades.