Dubai is one of seven emirates in the United Arab Emirates. It has the largest population and second largest area, and its main revenue comes from tourism. The document discusses Dubai's attractions including the Burj Khalifa, the tallest building in the world, the oldest existing building in Dubai's Heritage Village, the water park Atlantis Dubai, and its status as a top shopping destination. In conclusion, Dubai has been successful in several areas and makes tourists feel comfortable through its attractions, suggesting people should spend their holidays there.