The Dubai Metro is the longest fully automated metro in the world that operates without a driver (!!!).
The maximum train speed is 68 mph (110 kmh).

The cost of construction of the Dubai Metro was $ 7.8 billion. Check out these photos. What a crazy city!










































More than 110,000 people, which is nearly 10 percent of the population of Dubai, used the Metro in the first two days of operation.