Future or fantasy? Designs unveiled for one-building city stretching 106 miles in Saudi Arabia
https://edition.cnn.com/style/article/saudi-arabia-the-line-city-scli-intl/index.html
To save global environment, the concept of compact city is advocated. This Saudi Neom Project is the extreme example of compact city.
I agree with the plan to connect each part with high speed railway. But, in order to ensure way for carrying patients in emergency to hospital, there should be roads for emergency.