Smart Forest City is a contemporary city-cum botanical garden, which, as well as hosting 130,000 inhabitants, will contain a staggering 7.5 million plants.
Tech giant Tencent is constructing Net City, a 22-million-square-foot urban development. It will be built on reclaimed land and will have a population of 80,000 people.
The Foster+Partners' masterplan for Amaravati is no longer in the works. The city would be anchored by a government complex, and a large central green space would span the city's centre.
The Maldives Floating City is currently being planned to house 20,000 people by 2024.
Built from biorock, a self-sustaining and self-repairing material, this floating city in South Korea's Busan will hopefully serve as a model for other coastal communities.
Zaha Hadid Architects is collaborating with the micronation of Liberland erand ArchAgenda to build the Liberland Metaverse, a "cyber-urban" city in the metaverse.
It will be one of the world's first smart cities, a fully autonomous community designed to put new technologies like automated driving, robotics, and artificial intelligence to the test in a real-world setting.
Telosa, a proposed city conceived by billionaire Marc Lore will be built somewhere in the United States' western desert.
BiodiverCity is a planned sustainable city made up of three artificial islands built off the coast of Malaysia's Penang Island. Its lily pad-shaped islands will be home to between 15,000 and 18,000 residents.
The Line, a 170-kilometer-long linear city, will be built as part of the $500 billion Neom project in Saudi Arabia. The structures will be linked by walkways and a high-speed transport system.