12 futuristic cities being built around the world, from Saudi Arabia to China

With world's population continuing to increase and climate change drastically affecting our environment, many metropolises are struggling to grow, develop and even support citizens within current and traditional urban designs. Governments, entrepreneurs and technology companies are employing some of the world's leading architects and designers to rethink the idea of cities, how people can interact and how to live within them. From reclaimed land, groundbreaking skyscrapers in the desert and cities rising in the metaverse, here are 12 incredible futuristic cities redefining the urban spaces we live in. The $500 billion Neom project in Saudi Arabia is set to be home to a record-setting 170-kilometre-long skyscraper called the Mirror Line. It will be the world's largest structure, comprising of two buildings up to 490 metres tall, running parallel to each other.