Many countries aspire to develop architecturally and scientifically in order to compete with developed countries in that, as did Hiroshima and Nagasaki, and they were rebuilt after the Second World War and became one of the most beautiful and advanced cities architecturally.
After the discovery of oil in the Arab Gulf states in 1932, Bedouins were seriously considering building their own countries, so the resources were available to do a lot. This history was a major turning point in the history of the Emirates and the Arab Gulf states. With this discovery, the architectural and scientific revolution began in these countries after they lived in the deserts .
Dubai is one of the Emirates in the United Arab Emirates, and it is well known, as it is one of the most famous and most visited and tourism areas around the world because it contains one of the most famous architectural icons, which is the Khalifa Tower, but did you know before that it was 30 years ago from now that it was Arid desert What caused this sudden transformation in this wonderful city?
This city was affected as well as other countries affected by the presence of oil, but this city is somewhat different, as it was one of the fastest developing cities in the world. The history of this city began in the eighteenth century in the year 1833 and its population was 800 people and they were led by Al Maktoum and turned into a fishing center and Collecting pearls  Then Dubai became a home for 20,000 people who were working in trade. A market containing more than 350 stores became famous and became a destination for many merchants in the world.
- modern history (20th century)
The actual history of the UAE began after the discovery of oil in 1966 and the start of its export in 1969, so a prosperous state began with it, then the emirates of Abu Dhabi, Dubai and five other emirates united to form the United Arab Emirates, so the UAE and Dubai became a great economic power as it achieved great economic successes due to exporting oil and building the largest ports For export and in addition to the largest commercial markets until 1990, where the city's economy was affected by the Gulf War, where many businessmen withdrew their investments from Dubai, but Dubai regained its economic strength after a short period of time, then investments began, building companies and adding modern technologies in transactions in the city until it became one of the largest cities Smart.
Dubai smart city
The aspirations of the city began to grow louder and grander. After its great architectural revolution in the city, its ruler, Mohammed bin Rashid Al Maktoum, is thinking of developing the city to become the smartest and happiest city in the world  so it began to adopt creative ideas to achieve their ambitions. Among these techniques:
- Blockchain technology
It is a long series of encrypted data stored on millions of computers in the world, and this technology makes transactions easier, as it is an opportunity that has been intelligently exploited by Dubai to enhance the vision of Dubai as the smartest city ever. 
- Artificial intelligence
The machine's capabilities and machine learning will be adapted to employ AI in government services and city experiences.
- A paperless future
Dubai will become by 2021 a completely paperless city, you will not find many government papers. You just store your data on the blockchain, and the city will take care of the rest.
Dubai and architecture
Dubai has paid great attention to architecture, as the features of the city changed between 1990 and 2020.Many buildings were built, most of them high-rise buildings, so the planning of Al-Matinah began quickly and distinctly, so they built tall buildings, towers and skyscrapers.
When you see the planning of Dubai City, it will draw your attention at the beginning as it is very similar to New York City in its design, its regular grid design until you reach the area around the Khalifa Tower has its own characteristics. You feel that the buildings revolve around the main part of the city, which is the tallest tower in the world.
Dubai is also distinguished by many wonderful and distinctive buildings that are considered one of the most innovative buildings in the world, and these buildings are:
- Burj Khalifa
The Khalifa Tower is the tallest in the world, with a height of 828 meters and consisting of 162 floors. The tower contains large halls, hotels, restaurants, offices, and others.
The tower was designed to resemble a desert flower, as geometric shapes were used in it, in addition to Islamic inscriptions. The tower was built of reinforced concrete and clad with glass.
The tower starts from the bottom and has a very large area, and with the rise to the top, its area begins to decrease, reaching the taper at the top that comes out from the bottom.
The tower has a wonderful architectural miracle, which is the solidity of the building, as the structure of the building is the strongest in the world, in addition to the fact that the building is not affected by strong winds because of places for winds to pass from inside the building, and these places are identified in a golden color from the outside.
- Burj Al Arab
It is a hotel located in the sea on an artificial island with a height of 321 meters
The tower was designed in a shape similar to the sail that was used in ships fishing in Dubai in the past, and if you look at it from the other side, you see that it resembles a ship from below, and the tower is considered one of the most beautiful hotels in the world.
- The Palm Islands
They are artificial islands that resemble the shape of a palm tree that contain hotels and parks, and the "Atlantis The Palm" is the most famous hotel on "The Palm Jumeirah", where the hotel is the largest hotel in the region.
There are many buildings that dazzle us in Dubai every time, and Dubai still offers the world the most beautiful and best buildings in terms of design, as Dubai is almost the ideal city in the world.
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 "world population review", "Dubai Population 2020" Retrieved: (12/9/2020) https://worldpopulationreview.com/world-cities/dubai-population