Mexico City.- Currently one of the most relevant characteristics of the urban phenomenon is the creation of vertical constructions made possible thanks to the use of new construction materials since the 19th century(concrete, steel, glass), and the use of the elevator.
These buildings are called skyscrapers with the lower limit at about 500 feet (152.5 meters) Tall. Starting at 1000 feet tall (about 305 meters) a building is often considered a super-tall skyscraper.
Here we present the ranking of the highest:
1- Burj Dubai, Dubai, 818 meters (2010)

Located in Dubai, United Arab Emirates, this building displaced the Taipei 101 building as the tallest building in the world. Its construction began on September 21, 2004 and was finally inaugurated on January 4, 2010.
2- Freedom Tower, United States, 541 meters (2012)
World Trade Center, also known as the Freedom Tower or Freedom Tower, is a skyscraper that is being built in Lower Manhattan, New York, United States by the architects Thomas Boada and David Childs, it will be the replacement of the old Twin Towers, destroyed by a terrorist attack on September 11, 2001. Construction will be completed until 2013
3- Taipei 101, Taiwan,

508 meters (2004)
With its 106 floors (5 floors underground and 101 above ground), this building, located in Taiwan, was for some years the tallest in the world.
4- Shanghai World Financial Center, China, 492 meters (2008)
The third tallest skyscraper in the world has 101 floors. Its construction began in 1997, but the economic crisis at that time caused it to be paralyzed until the end of 2003. Finally, the building was inaugurated in 2008.
5- Fordham Spire, United States, 610 meters (2010 under construction)

Tall and slender in shape and avant-garde design, the Fordham Spire in Chicago is called to reinvent the city’s building profile. The project is the work of the Spanish architect Santiago Calatrava and is based on one of his sculptures.
6- Petronas Tower, Kuala Lumpur, 452 metr you (1998)

The Petronas Towers have become a symbol of Kuala Lumpur, the capital of Malaysia. Its 88 floors made it the tallest building in the world between 1998 and 2003.
7- Sears Tower, United States, 442 meters (1973)

This 108-story skyscraper is located in Chicago, Illinois. Its construction began in 1970 and the building was inaugurated in 1973. It was the tallest in the world for more than 20 years.
8- Jin Mao, China, 421 meters (1999)

This building is located in Pudong, Shanghai. Its construction began in 1994 and lasted until 1998, although the building was only able to fully function during 1999.
9- Two International Finance Center, Hong Kong, 415 meters (2003)

This building is located in Hong Kong, China. Its 415 meters are divided into 90 floors. Its construction began in 1997 and lasted until 2003.